KJV: Of the children of Gad, by their generations, after their families, by the house of their fathers, according to the number of the names, from twenty years old and upward, all that were able to go forth to war;
NASB: Of the sons of Gad, their genealogical registration by their families, by their fathers' households, according to the number of names, from twenty years old and upward, whoever was able to go out to war,