And it happened when Israel lived in that land, Reuben went and lay with Bilhah his father's concubine. And Israel heard it. And the sons of Jacob were twelve:
Of the sons of Dan, by their generations, according to their families, by their fathers' house, according to the number of the names, from twenty years old and upward, all that were able to go forth to war:
And He gave him the covenant of circumcision. And so Abraham fathered Isaac and circumcised him the eighth day. And Isaac fathered Jacob, and Jacob the twelve patriarchs.