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 Saxon Genesis of Satan employing a "hæleðhelm" or helm of disguise. Old Saxon Genesis Genesis is an Old Saxon Biblical poem recounting the story of the Book of Genesis, dating to the first half of the 9th century, three fragments of which are preserved in a manuscript in the Vatican Library, "Palatinus Latinus" 1447. It and the "Heliand", a heroic poem based on the New Testament, a fragment of which is also included in the same manuscript, constitute the only record of Old Saxon poetry. It is also the basis of the Anglo-Saxon poem known as "Genesis B", and Eduard Sievers postulated