Numbers 8:15

And after this the Levites shall go in to serve the tent of appointment: and cleanse them, and lift them up a lifting up.

Numbers 8:11

And Aaron lifted up the Levites, a lifting up before Jehovah, from the sons of Israel; and they were to serve the service of Jehovah.

Numbers 8:13

And cause the Levites to stand before Aaron and before his sons, and lift them up a lifting up to Jehovah.

Exodus 29:24

And put all upon the hands of Aaron and upon the hands of his sons; and lift them up a waving before Jehovah.

Numbers 3:12

And I, behold, I took the Levites from the midst of the sons of Israel, instead of all the first-born cleaving the womb from the sons of Israel: and the Levites were to me.

Numbers 3:23-37

The families of the Gershonites shall encamp behind the tent to the sea.

Numbers 4:3-32

From the son of thirty years and above, and to the son of fifty years, all coming in to war to do the works of the tent of appointment

1 Chronicles 23:1-32

And David was old and full of days, and he will make Solomon his son king over Israel

1 Chronicles 25:1-26

And David will separate, and the chiefs of the army, for service to the sons of Asaph and Heman and Jeduthun, prophesying with harps, with lyres and with cymbals: and there will be their number of men of work for their service.

Treasury of Scripture Knowledge

Summary

And after that shall the Levites go in to do the service of the tabernacle of the congregation: and thou shalt cleanse them, and offer them for an offering.

Bible References

Go in

Numbers 8:11
And Aaron lifted up the Levites, a lifting up before Jehovah, from the sons of Israel; and they were to serve the service of Jehovah.
Numbers 3:23
The families of the Gershonites shall encamp behind the tent to the sea.
Numbers 4:3
From the son of thirty years and above, and to the son of fifty years, all coming in to war to do the works of the tent of appointment

And offer

Numbers 8:11
And Aaron lifted up the Levites, a lifting up before Jehovah, from the sons of Israel; and they were to serve the service of Jehovah.
Numbers 3:12
And I, behold, I took the Levites from the midst of the sons of Israel, instead of all the first-born cleaving the womb from the sons of Israel: and the Levites were to me.