The Book of Genesis (from Greek Génesis; Hebrew: בְּרֵאשִׁית Bərēʾšīṯ, In [the] beginning) is the first book of the Hebrew Bible and the Christian Old Testament. Its Hebrew name is the same as its first word, ("In the beginning"). Genesis is an account of the creation of the world, the early history of humanity, and of Israel's ancestors and the origins of the Jewish people.
Tradition credits Moses as the author of Genesis, as well as the books of Exodus, Leviticus, Numbers and most of Deuteronomy; however, modern scholars, especially from the 19th century onward, place the books' authorship in the 6th and 5th centuries BC, hundreds of years after Moses is supposed to have lived. Based on scientific interpretation of archaeological, genetic, and linguistic evidence, most mainstream Bible scholars consider Genesis to be primarily mythological rather than historical.
It is divisible into two parts, the primeval history (chapters 1–11) and the ancestral history (chapters 12–50). The