Bible/King James/Documentary Hypothesis/Priestly source/Genealogy of Nations
According to the documentary hypothesis, the torah was redacted together from a number of earlier source texts. The largest of these is referred to as the "Priestly source", due to its concentration on details which would be of interest to the Aaronid priesthood.
The reconstructed text of this source contains several elements which are separable from the narrative, including several laws, and descriptions of how rituals should be carried out. It is sometimes believed that these were originally separate documents held as priestly records. One of these seperable elements is the genealogy of nations (expressed at Genesis 10:1b-7, 10:20, 10:22-23, and 10:31-32):
The following is based on the relevant passages in genesis, but does not reproduce it, instead presenting a simplified version containing the same information
The Genealogy of Nations