NET

24 From the descendants of Gad: According to the records of their clans and families, all the males twenty years old or older who could serve in the army were listed by name.

Darby

24 Of the sons of Gad: their generations, after their families, according to their fathers' houses, by the number of the names, from twenty years old and upward, all that went forth to military service:

KJV

24 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;