Numbers 4:38-40

New American Standard Bible

³⁸ And the numbered men of the sons of Gershon by their families and by their fathers’ households, ³⁹ from thirty years old and upward even to fifty years old, everyone who could enter the service for work in the tent of meeting— ⁴⁰ their numbered men by their families, by their fathers’ households, were 2,630.