20. So Moses, Aaron, and all the people of Israel dedicated the Levites, as the Lord commanded Moses.
21. The Levites purified themselves and washed their clothes, and Aaron dedicated them as a special gift to the Lord. He also performed the ritual of purification for them.
22. The people did everything the Lord had commanded Moses concerning the Levites. And so the Levites were qualified to work in the Tent under Aaron and his sons.
23. The Lord said to Moses,
24. “From the age of 25 each Levite shall perform his duties in the Tent of my presence,