Their relatives, the Levites, were assigned to all the service of the tabernacle, God’s temple.

These are the family records of Aaron and Moses at the time the Lord spoke with Moses on Mount Sinai.

The Lord spoke to Moses:

Isn’t it enough for you that the God of Israel has separated you from the Israelite community to bring you near to Himself, to perform the work at the Lord’s tabernacle, and to stand before the community to minister to them?

The Lord said to Aaron, “You, your sons, and your ancestral house will be responsible for sin against the sanctuary. You and your sons will be responsible for sin involving your priesthood.

Then he gathered all the leaders of Israel, the priests, and the Levites.

David and the officers of the army also set apart some of the sons of Asaph, Heman, and Jeduthun, who were to prophesy accompanied by lyres, harps, and cymbals. This is the list of the men who performed their service:

Treasury of Scripture Knowledge

Summary

Their brethren also the Levites were appointed unto all manner of service of the tabernacle of the house of God.

Bible References

Brethren

Then he gathered all the leaders of Israel, the priests, and the Levites.
The Lord spoke to Moses:
Isn’t it enough for you that the God of Israel has separated you from the Israelite community to bring you near to Himself, to perform the work at the Lord’s tabernacle, and to stand before the community to minister to them?

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.

All Translations
A Conservative Version
American Bible Union New Testament
American Standard Version
Amplified
An Understandable Version
Anderson New Testament
Bible in Basic English
Common New Testament
Daniel Mace New Testament
Darby Translation
Emphatic Diaglott Bible
Godbey New Testament
Goodspeed New Testament
Holman Bible
International Standard Version
John Wesley New Testament
Julia Smith Translation
King James 2000
King James Version
Lexham Expanded Bible
Living Oracles New Testament
Modern King James verseion
Modern Spelling Tyndale-Coverdale
Moffatt New Testament
Montgomery New Testament
NET Bible
New American Standard Bible
New Heart English Bible
Noyes New Testament
Sawyer New Testament
The Emphasized Bible
Thomas Haweis New Testament
Twentieth Century New Testament
Webster
Weymouth New Testament
Williams New Testament
World English Bible
Worldwide English (NT)
Worrell New Testament
Worsley New Testament
Youngs Literal Translation