Numbers 3 7
They are to carry out duties on his behalf and for all the Israelites at the Tent of Meeting, looking after the service of the Tabernacle.
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CSB Numbers 3:7They are to perform duties for him and the entire community before the tent of meeting by attending to the service of the tabernacle.
NKJ Numbers 3:7And they shall attend to his needs and the needs of the whole congregation before the tabernacle of meeting, to do the work of the tabernacle.
AMP Numbers 3:7And they shall carry out his instructions and the duties connected with the whole assembly before the Tent of Meeting, doing the service of the tabernacle.