Book of Numbers twelve princes, one of each tribe. The majority of modern biblical scholars believe that the Torah (the books of Genesis, Exodus, Leviticus, Numbers, and Deuteronomy) reached its present form in the post-Exilic period (i.e., after c.520 BCE), based on pre-existing written and oral traditions and "contemporary geographical and demographic details but even more importantly from contemporary political realities". The five books are often described as being drawn from four "sources" - schools of writers rather than individuals - the Yahwist and the Elohist (frequently treated as a single source), the Priestly source and the Deuteronomist. There is ongoing dispute over
Old Testament account for the many different Old Testaments which exist today. Timothy H. Lim, a professor of Hebrew Bible and Second Temple Judaism at the University of Edinburgh, identifies the Old Testament as "a collection of authoritative texts of apparently divine origin that went through a human process of writing and editing." He states that it is not a magical book, nor was it literally written by God and passed to mankind. By about the 5th century BC Jews saw the five books of the Torah (the Old Testament Pentateuch) as having authoritative status; by the 2nd century BC the Prophets