NET

42 From the descendants of Naphtali: 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

42 Of the sons of Naphtali: 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

42 Of the children of Naphtali, throughout 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;