Numbers 1:44-46

New American Standard Bible

⁴⁴ These are the ones who were numbered, whom Moses and Aaron counted, with the leaders of Israel, twelve men, each of whom was of his father’s household. ⁴⁵ So all the numbered men of the sons of Israel by their fathers’ households, from twenty years old and upward, whoever was able to go to war in Israel, ⁴⁶ all the numbered men were ^(A)603,550.