Numbers 4:41-43

Darby Translation

⁴¹ These are they that were numbered of the families of the sons of Gershon, all that served in the tent of meeting, whom Moses and Aaron numbered according to the commandment of Jehovah.

⁴² And those that were numbered of the families of the sons of Merari, after their families, according to their fathers' houses,

⁴³ from thirty years old and upward even to fifty years old, every one that entered into the labour, for service in the tent of meeting,