Numbers 1:32-34

Darby Translation

³² Of the sons of Joseph: of the children of Ephraim: 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:

³³ those that were numbered of them, of the tribe of Ephraim, were forty thousand five hundred.

³⁴ Of the children of Manasseh: 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: