Deep Bible
Back to Questions
Deep dive · 14 min read
Scholars debate

Who wrote the Torah?

The five books open with Moses receiving the law and close with Moses dying and being buried. Every reading of the Torah's composition has to account for both ends. Five models have been proposed across two millennia. Here is what each one is actually saying.

What's at stake

Deuteronomy 34 narrates Moses's own death and burial. Someone other than Moses wrote that, even on the most traditional reading. The question is how much else falls into the same category. Genesis 36 lists Edomite kings who reigned 'before any king reigned over the children of Israel' (Gen 36:31), which reads from a vantage where Israel already has kings. The narration sometimes says 'Moses said' and sometimes says 'the LORD said to Moses,' alternating in ways that have been noticed since the rabbis. Five different models try to make sense of all this without either flattening the data or losing the figure of Moses at the book's center. The debate has been live since the Talmud and is older than Christianity.

What the text is doing

The Torah presents itself as the story of Israel from creation to the plains of Moab. The middle three books cluster around the figure of Moses. Exodus through Deuteronomy take place inside a forty-year window of his life. Genesis runs from the world's beginning down to Joseph's death in Egypt, ending centuries before Moses is born. Deuteronomy closes with Moses dying and being buried by the LORD in Moab, with no one knowing the site of the grave.

Inside the text are two kinds of explicit authorial notes. Some passages have Moses being told to write things down. 'Moses wrote this song the same day' (Deut 31:22). 'Moses wrote this law and delivered it to the priests' (Deut 31:9). 'Write this for a memorial in a book' (Exod 17:14). Other passages narrate Moses in the third person, including the famous 'now the man Moses was very meek, above all the men which were upon the face of the earth' (Num 12:3). And then there are the closing twelve verses of Deuteronomy, which describe Moses's death, burial, and the verdict of subsequent generations.

Three small features have anchored the debate for most of two millennia. Deuteronomy 34's account of Moses's own death and the note that 'no man knoweth of his sepulchre unto this day' (Deut 34:6). Genesis 36's king list, which catalogs Edomite rulers 'before any king reigned over the children of Israel' (Gen 36:31). And the alternation between 'Moses said' speeches (especially the long blocks in Deuteronomy) and the 'the LORD said unto Moses' narrative voice that frames most of Exodus, Leviticus, and Numbers. Each of the five models below handles these three features differently.

Five models of who wrote the Torah

Each model accounts for the same data points (Deut 34, Gen 36, the 'Moses said' / 'the LORD said' alternation) with a different compositional history.

Moses wrote the bulk of the Pentateuch in the late second millennium BCE. A small number of verses (the account of Moses's death, certain geographical clarifications, the Edomite king list) were added later by Joshua or another inspired editor, without changing the substance of Mosaic authorship.
Held by
  • Babylonian Talmud, Bava Batra 14b-15a (rabbinic consensus, with Joshua finishing the last eight verses)
  • Josephus, Antiquities 4.326 (Moses wrote the account of his own death by prophetic foreknowledge)
  • Philo of Alexandria, Life of Moses II.291 (1st c. CE)
  • John Calvin, Commentaries on the Four Last Books of Moses (1563)
  • Edward J. Young, An Introduction to the Old Testament (Eerdmans, 1949)
  • Umberto Cassuto, The Documentary Hypothesis and the Composition of the Pentateuch (Magnes, 1941)
  • Gleason L. Archer, A Survey of Old Testament Introduction (Moody, 1964)
  • K. A. Kitchen, On the Reliability of the Old Testament (Eerdmans, 2003)
  • Duane Garrett, Rethinking Genesis (Baker, 1991)
Evidence
  • The Pentateuch repeatedly names Moses as the one who 'wrote' specific units: the war with Amalek (Exod 17:14), the Book of the Covenant (Exod 24:4), the wilderness itinerary (Num 33:2), the Song of Moses (Deut 31:22), the body of the law (Deut 31:9, 24-26)
  • Other Old Testament books refer to 'the law of Moses' or 'the book of Moses' as a known unit: Josh 1:7-8; 8:31-32; 23:6; 1 Kgs 2:3; 2 Kgs 14:6; Ezra 6:18; Neh 13:1; Mal 4:4
  • Jesus refers to 'Moses' and to 'the book of Moses' in ways that treat Mosaic authorship as standing: Mark 12:26; Luke 24:44; John 5:46-47; John 7:19
  • Deuteronomy's overall shape (preamble, historical prologue, stipulations, blessings/curses, witnesses, succession) is closest to second-millennium Hittite suzerain treaties (Mendenhall 1954, Kitchen 1966), a form that goes out of use by 1200 BCE
  • The Egyptian background of the Joseph cycle (Gen 37-50) and the wilderness narrative contains detail consistent with second-millennium Egyptian administration (Kitchen 2003)
Challenges
  • Deuteronomy 34 narrates Moses's own death, burial, and 'no man knoweth of his sepulchre unto this day' (Deut 34:6). The text itself acknowledges someone other than Moses wrote this section
  • Genesis 36:31 names Edomite kings 'before any king reigned over the children of Israel,' which reads from a vantage where Israel has kings
  • The doublets in Genesis (two creation accounts, two flood narratives interwoven, two accounts of Hagar's expulsion, two wife-sister episodes with Abraham) are sometimes harder to read as a single hand than as compiled sources
  • Personal place names like Dan (Gen 14:14) and the city of Hebron (Gen 13:18, formerly Kiriath-arba) appear in Genesis, though the city of Dan is named only in Judges 18:29

The three test cases each model has to handle

How each model handles Deut 34, Gen 36:31, and the 'Moses said' / 'the LORD said' alternation

Each row is one of the three features that anchors the debate. The columns show how each compositional model accounts for it.

Mosaic-with-additions
Deut 34: Moses's death and burial
Written by Joshua, by Eleazar, by Samuel, or by another inspired editor after Moses's death. Talmud Bava Batra 14b-15a holds Joshua wrote the last eight verses. Josephus reads the chapter as Moses's own prophetic foresight of his death, written by Moses himself.
Bava Batra 14b-15a; Josephus, Ant. 4.326
Gen 36:31: Edomite kings 'before any king reigned in Israel'
Ibn Ezra notes the phrasing as part of the 'secret of the twelve' (the dozen places that may be post-Mosaic). Some traditional readers explain it as written in anticipation of the monarchy, since God had already promised kings would come from Abraham (Gen 17:6, 35:11).
Ibn Ezra, Commentary on Deuteronomy 1:1
'Moses said' vs 'the LORD said to Moses'
Moses recorded the LORD's speeches verbatim as delivered to him (Exodus, Leviticus, Numbers), and gave his own farewell addresses (most of Deuteronomy) in his own voice in the final year. The alternation reflects two different speech situations, not two different authors.
Young 1949; Archer 1964
Documentary / Neo-documentary
Deut 34: Moses's death and burial
Belongs to the Deuteronomistic editor (or in some neo-documentary readings, to P), closing both Deuteronomy and the larger Tetrateuch-plus-Deuteronomy. The mention of unknown burial site preserves the figure of Moses as singular and unrepeatable.
Wellhausen 1878; Noth 1948
Gen 36:31: Edomite kings 'before any king reigned in Israel'
Belongs to a source written after Israel had kings (J or a later editor). The phrase 'before any king reigned' is the kind of retrospective note that places the text in a setting later than the events described.
Driver 1891; von Rad 1956
'Moses said' vs 'the LORD said to Moses'
Tracks source divisions. The 'the LORD said to Moses' frame is concentrated in P. The 'Moses said' speeches dominate D (Deuteronomy). E and J use different framing conventions in narrative.
Friedman 1987; Baden 2012
Persian-period codification
Deut 34: Moses's death and burial
Functions as a Persian-period editorial signature: the Pentateuch closes with Moses dying outside the land, leaving the community defined by the law he delivered rather than by his ongoing presence. The closing frame fits a Yehud-era community defining itself around a delivered law.
Schmid 2012; Otto 2000
Gen 36:31: Edomite kings 'before any king reigned in Israel'
The phrase locates the narrator in a post-monarchic period looking back. In the Persian-period codification model this is exactly what is expected: the editor knows the monarchy has come and gone.
Schmid 2012
'Moses said' vs 'the LORD said to Moses'
The Persian-period codifiers integrated earlier traditions (Priestly, Deuteronomic, older narrative) without smoothing the seams. The alternation between Moses-as-speaker and the LORD-as-speaker reflects the underlying traditions held together rather than rewritten.
Watts 2001

How the debate developed

Key moments in the history of the question. Rabbinic and medieval observations of post-Mosaic verses are early. The full critical theory comes in the seventeenth and nineteenth centuries.

200 CE
Babylonian Talmud, Bava Batra 14b-15a (final form)
The rabbinic tractate addresses who wrote what. The standard ruling: Moses wrote the Torah and the closing eight verses of Deuteronomy (after Moses's death); Joshua wrote those last eight verses. The discussion presumes the question is open and worth ruling on.
0% along range
1150 CE
Ibn Ezra, Commentary on Deuteronomy 1:1
Ibn Ezra cryptically lists a 'secret of the twelve' (twelve verses in the Torah that appear post-Mosaic), including Gen 12:6, Deut 1:1, and the last twelve verses of Deuteronomy. He keeps Mosaic authorship for the rest and instructs the reader 'understand it.'
52% along range
1670 CE
Spinoza, Tractatus Theologico-Politicus, ch. 8
Spinoza takes Ibn Ezra's hints and builds the first systematic argument that the Torah was substantially edited long after Moses, probably by Ezra. The post-Mosaic observations become a full thesis, with Ezra named as the likely editor.
81% along range
1753 CE
Jean Astruc, Conjectures sur la Genèse
Astruc, a French royal physician, notes that Genesis alternates between sections using 'Jehovah' and sections using 'Elohim,' and proposes that Moses had access to two earlier source documents that he combined. The divine-name observation becomes the seed of the source-critical method.
86% along range
1805 CE
W. M. L. de Wette, Dissertatio critica
De Wette argues that Deuteronomy is the 'book of the law' found in the temple under Josiah in 622 BCE, and was composed (or substantially shaped) in the seventh century. The Pentateuch's compositional history is broken open from a different angle: not just multiple sources in Genesis, but a separate book of the Torah dated to a particular century.
89% along range
1878 CE
Julius Wellhausen, Prolegomena zur Geschichte Israels
Wellhausen synthesizes the work of Graf, Vatke, and earlier source critics into the classical Documentary Hypothesis: J (10th-9th c.), E (9th c.), D (7th c.), P (6th-5th c.). The four sources are combined in stages, with the Priestly material as the latest layer. This becomes the dominant academic model for most of the twentieth century.
93% along range
1941 CE
Umberto Cassuto, The Documentary Hypothesis and the Composition of the Pentateuch
Cassuto, an Italian-Israeli rabbinic scholar, writes a sustained academic rejoinder defending substantial Mosaic authorship and reading divine-name alternation as deliberate theological signaling rather than as a source marker.
96% along range
1975 CE
John Van Seters, Abraham in History and Tradition
Van Seters challenges the classical model with a supplementary alternative: the Pentateuch grew by successive expansions of a base text rather than by combining four parallel documents. The classical hypothesis enters a long period of debate over its core assumptions.
98% along range
1977 CE
Rolf Rendtorff, The Problem of the Process of Transmission in the Pentateuch
Rendtorff argues that the Pentateuch's larger units (patriarchal narratives, exodus tradition, wilderness tradition) developed independently and were later joined. The argument further fragments the classical four-source model.
98% along range
1995 CE
Peter Frei, 'Persian Imperial Authorization' essay
Frei proposes that the Pentateuch was codified in its final form under Persian imperial authorization, functioning as the constitutional text of the Yehud province. The model shifts the focus from compositional layers to the Pentateuch's social function in the Persian period.
99% along range
2001 CE
James W. Watts (ed.), Persia and Torah
Watts edits a volume of essays evaluating Frei's thesis. The Persian-period codification model becomes a major framework in academic Pentateuchal studies, though contested in its specifics.
99% along range
2012 CE
Joel Baden, The Composition of the Pentateuch
Baden defends a revised documentary model: four sources composed as continuous narratives, combined by a single compiler. The neo-documentary school (Schwartz, Baden, Stackert) becomes the principal modern continuation of the classical hypothesis.
100% along range

The three small features, examined

Deuteronomy 34 narrates Moses's death and burial. The text says the LORD himself buried Moses in a valley in Moab and 'no man knoweth of his sepulchre unto this day' (Deut 34:6). Then the closing verses give a retrospective verdict: 'there arose not a prophet since in Israel like unto Moses, whom the LORD knew face to face' (Deut 34:10). The phrase 'unto this day' and the phrase 'there arose not a prophet since' both look back from a later vantage. Every model agrees: someone other than Moses, writing later, produced these verses. The disagreement is how much earlier material that observation extends to.

Genesis 36:31 is more pointed. The text introduces a list of Edomite kings with 'and these are the kings that reigned in the land of Edom, before there reigned any king over the children of Israel.' The implied vantage point is one where kings reign in Israel. The traditional explanation, given by Ibn Ezra and developed by Cassuto, is that Genesis 17:6 and 35:11 promised kings to Abraham and Jacob, so a Mosaic author could anticipate the monarchy. Critics counter that the natural reading is retrospective. The verse itself does not decide the question. The reader's prior commitments do.

The 'Moses said' / 'the LORD said' alternation is more diffuse. Across Exodus, Leviticus, and Numbers, the dominant frame is 'and the LORD spake unto Moses, saying...' with Moses then relaying or implementing the speech. In Deuteronomy, almost the entire book is Moses's own speech, with brief narrative frames. Inside the divine-speech sections, traditional readers see Moses recording revelation as it came. Source critics see the frame as a Priestly-style formula that clusters with other Priestly markers. Neither side disputes the pattern. They dispute what to make of it.

Where the modern debate has converged and where it has not

Some things that were contested for a long time have settled. Almost no current academic reader holds the unmodified classical Wellhausen model in its original form. The dating of P has been revised, the relationship between J and E is more contested than Wellhausen presented, and the Yahwist's date has moved both earlier (Hurvitz, Rendsburg) and later (Van Seters) in different schools. Traditional readers have also generally accepted that Deut 34 and a small number of similar verses are post-Mosaic, following the rabbinic precedent.

What has not settled is the larger question of how the Pentateuch came to its present form. The five models above remain in the field. The neo-documentary school (Baden, Schwartz, Stackert) continues to defend a four-source reading. The supplementary school (Van Seters, Rendtorff, Blum) treats the Pentateuch as a growing tradition rather than a combination of independent sources. The Persian-period codification model (Frei, Watts, Schmid) emphasizes final-form composition. The Mosaic-with-additions model (Kitchen, Garrett, Hess) remains active in evangelical scholarship, defending substantial Mosaic origin while accepting limited post-Mosaic editing. Cassuto's mediating reading (deliberate divine-name use, traditional authorship) has continuing influence in conservative Jewish scholarship.

Reading the Torah with the question open

The five models do not produce five different Torahs. They produce different histories of how the Torah came to its present form. The text as it stands narrates a single connected story from creation to Moses's death, told with theological seriousness and literary craft, organized around a central figure who delivers the law and dies outside the land he is leading the people toward. That structure is in the text regardless of which compositional model the reader holds.

What the question changes is how the reader hears certain seams. Two creation accounts side by side in Genesis 1 and 2 are read by traditional commentators as complementary perspectives (the cosmic and the human) on the same act. Source critics read them as evidence of combined sources. The same data, two readings. The same goes for the doublets in the flood narrative, the parallel accounts in the patriarchal cycles, the overlapping laws across Exodus, Leviticus, and Deuteronomy. Each model produces an internally consistent reading. The decision between them tracks the reader's prior commitments about how scripture, history, and the figure of Moses fit together.

Sources

Primary sources
  • Babylonian Talmud, Bava Batra 14b-15a (Soncino translation, 1935-1948)
  • Josephus, Antiquities of the Jews 4.326 (LCL 242, Thackeray 1930)
  • Philo of Alexandria, Life of Moses II.291 (LCL 289, Colson 1935)
  • Ibn Ezra, Commentary on Deuteronomy 1:1 (Hebrew, with English in Strickman/Silver, Menorah Publishing 1996)
  • John Calvin, Commentaries on the Four Last Books of Moses Arranged in the Form of a Harmony (1563)
  • Baruch Spinoza, Tractatus Theologico-Politicus, ch. 8 (1670; English: Cambridge UP 2007)
  • Jean Astruc, Conjectures sur les memoires originaux dont il paroit que Moyse s'est servi pour composer le livre de la Genese (Brussels, 1753)
  • Esarhaddon's Succession Treaty (Tell Tayinat tablets, 672 BCE), edited by Lauinger (JCS 64, 2012)
  • Ezra 7:25-26 (Persian-period imperial authorization of the law)
  • Hittite suzerain treaties of the 14th-13th centuries BCE, in Beckman, Hittite Diplomatic Texts (SBL, 1996)
Modern scholarship cited
  • W. M. L. de Wette, Dissertatio critico-exegetica qua Deuteronomium a prioribus Pentateuchi libris diversum (Jena, 1805)
  • K. H. Graf, Die geschichtlichen Bücher des Alten Testaments (Brockhaus, 1866)
  • Julius Wellhausen, Prolegomena zur Geschichte Israels (Reimer, 1878; English: Black 1885)
  • S. R. Driver, An Introduction to the Literature of the Old Testament (T&T Clark, 1891)
  • Hermann Gunkel, Genesis (Vandenhoeck & Ruprecht, 1901)
  • Umberto Cassuto, The Documentary Hypothesis and the Composition of the Pentateuch (Magnes, 1941; English: Magnes 1961)
  • Martin Noth, Überlieferungsgeschichte des Pentateuch (1948; English: A History of Pentateuchal Traditions, Prentice-Hall 1972)
  • Edward J. Young, An Introduction to the Old Testament (Eerdmans, 1949)
  • Gerhard von Rad, Genesis: A Commentary (OTL; Westminster, 1956)
  • E. A. Speiser, Genesis (Anchor Bible; Doubleday, 1964)
  • Gleason L. Archer, A Survey of Old Testament Introduction (Moody, 1964)
  • John Van Seters, Abraham in History and Tradition (Yale, 1975)
  • Rolf Rendtorff, Das überlieferungsgeschichtliche Problem des Pentateuch (1977; English: Sheffield, 1990)
  • Avi Hurvitz, A Linguistic Study of the Relationship between the Priestly Source and the Book of Ezekiel (Gabalda, 1982)
  • Erhard Blum, Die Komposition der Vätergeschichte (Neukirchener, 1984)
  • Richard Elliott Friedman, Who Wrote the Bible? (Summit, 1987)
  • Peter Frei, 'Zentralgewalt und Lokalautonomie im Achämenidenreich' (1995; English in Watts 2001)
  • Israel Knohl, The Sanctuary of Silence: The Priestly Torah and the Holiness School (Fortress, 1995)
  • Baruch J. Schwartz, 'The Priestly Account of the Theophany and Lawgiving at Sinai' (1996)
  • James W. Watts, ed., Persia and Torah: The Theory of Imperial Authorization of the Pentateuch (SBL, 2001)
  • K. A. Kitchen, On the Reliability of the Old Testament (Eerdmans, 2003)
  • Konrad Schmid, Genesis and the Moses Story (Eisenbrauns, 2010)
  • Joel S. Baden, The Composition of the Pentateuch: Renewing the Documentary Hypothesis (Yale, 2012)
  • Jeffrey Stackert, A Prophet Like Moses: Prophecy, Law, and Israelite Religion (Oxford, 2014)