Numbers 8:13

And thou shalt set the Levites before Aaron, and before his sons, and offer them as a wave-offering to Jehovah.

Numbers 8:11

And Aaron shall offer the Levites as a wave-offering before Jehovah from the children of Israel, and they shall perform the service of Jehovah.

Numbers 8:21

And the Levites purified themselves from sin, and they washed their garments; and Aaron offered them as a wave-offering before Jehovah; and Aaron made atonement for them to cleanse them.

Numbers 18:6

And I, behold, I have taken your brethren, the Levites, from among the children of Israel; to you are they given as a gift for Jehovah to perform the service of the tent of meeting.

Romans 12:1

I beseech you therefore, brethren, by the compassions of God, to present your bodies a living sacrifice, holy, acceptable to God, which is your intelligent service.

Romans 15:16

for me to be minister of Christ Jesus to the nations, carrying on as a sacrificial service the message of glad tidings of God, in order that the offering up of the nations might be acceptable, sanctified by the Holy Spirit.

Treasury of Scripture Knowledge

Summary

And thou shalt set the Levites before Aaron, and before his sons, and offer them for an offering unto the LORD.

Bible References

Offer them

Romans 12:1
I beseech you therefore, brethren, by the compassions of God, to present your bodies a living sacrifice, holy, acceptable to God, which is your intelligent service.
Romans 15:16
for me to be minister of Christ Jesus to the nations, carrying on as a sacrificial service the message of glad tidings of God, in order that the offering up of the nations might be acceptable, sanctified by the Holy Spirit.