Numbers 8:22-24

English Standard Version

²² And after that the Levites went in to do their service in the tent of meeting before Aaron and his sons; as the Lord had commanded Moses concerning the Levites, so they did to them.

Retirement of the Levites

²³ And the Lord spoke to Moses, saying, ²⁴ “This applies to the Levites: ^(A)from twenty-five years old and upward they^[a] shall come to do duty in the service of the tent of meeting.