The descendants of Reuben, the firstborn of Israel, were recorded by their generations, families, and ancestral houses, by name, individually, all the males twenty years old or older, all who could serve in the army.
And the children of Reuben, Israel's eldest son, by their generations, after their families, by the house of their fathers, according to the number of the names, by their polls, every male from twenty years old and upward, all that were able to go forth to war;