Numbers 1:32-34

321Of the sons of Joseph, namely, of the sons of Ephraim, 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, 33their numbered men of the tribe of Ephraim were 40,500.

342Of the sons of Manasseh, 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,