Numbers 8:22
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.
Numbers 8:15
And after that the Levites shall go in to serve at the tent of meeting, when you have cleansed them and offered them as a wave offering.
2 Chronicles 30:15-17
And they slaughtered the Passover lamb on the fourteenth day of the second month. And the priests and the Levites were ashamed, so that they consecrated themselves and brought burnt offerings into the house of the LORD.
2 Chronicles 30:27
Then the priests and the Levites arose and blessed the people, and their voice was heard, and their prayer came to his holy habitation in heaven.
2 Chronicles 31:2
And Hezekiah appointed the divisions of the priests and of the Levites, division by division, each according to his service, the priests and the Levites, for burnt offerings and peace offerings, to minister in the gates of the camp of the LORD and to give thanks and praise.
2 Chronicles 35:8-15
And his officials contributed willingly to the people, to the priests, and to the Levites. Hilkiah, Zechariah, and Jehiel, the chief officers of the house of God, gave to the priests for the Passover offerings 2,600 Passover lambs and 300 bulls.