Numbers 4:34-36

New American Standard Bible

³⁴ So Moses, Aaron, and the leaders of the congregation counted the sons of the Kohathites by their families and by their fathers’ households, ³⁵ from ^(A)thirty years old and upward even to fifty years old, everyone who could enter the service for work in the tent of meeting. ³⁶ Their numbered men by their families were 2,750.