NET
18 and they assembled the entire community together on the first day of the second month. Then the people recorded their ancestry by their clans and families, and the men who were twenty years old or older were listed by name individually,
Darby
18 and gathered the whole assembly together on the first of the second month. And they declared their pedigrees after their families, according to their fathers' houses, by the number of the names, from twenty years old and upward, according to their polls.
KJV
18 And they assembled all the congregation together on the first [day] of the second month, and they declared their pedigrees after their families, by the house of their fathers, according to the number of the names, from twenty years old and upward, by their polls.