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 theology in the Old Testament book of Exodus 3:13-15. Through this passage, readers can see the personality of God revealed. Because the earliest writing in the Hebrew language did not utilize vowel marks and the Hebrew people revered God so much that they declined to pronounce the name aloud, the true pronunciation of the name of God has been lost due to a lack of use. Medieval Jewish scholars developed a system for inserting vowel marks into the consonantal text. Due to the tradition of reading aloud the word "adonai" (my Lord) whenever YHWH was encountered in the text, scribes inserted