The documentary hypothesis (DH) is one of the models used by biblical scholars to explain the origins and composition of the Torah (or Pentateuch, the first five books of the Bible: Genesis, Exodus, Leviticus, Numbers, and Deuteronomy). A version of the documentary hypothesis, frequently identified with the German scholar Julius Wellhausen, was almost universally accepted for most of the 20th century. It posited that the Pentateuch is a compilation of four originally independent documents: the Jahwist (J), Elohist (E), Deuteronomist (D), and Priestly (P) sources. The first of these, J, was dated to the Solomonic period (c. 950 BCE). E was dated somewhat later, in the 9th century BCE, and D was dated just before the reign of King Josiah, in the 7th or 8th century. Finally, P was generally d