Numbers 3:7-8

3:7 They are responsible for his needs and the needs of the whole community before the tent of meeting, by attending to the service of the tabernacle. 3:8 And they are responsible for all the furnishings of the tent of meeting, and for the needs of the Israelites, as they serve in the tabernacle.

Numbers 3:25

3:25 And the responsibilities of the Gershonites in the tent of meeting included the tabernacle, the tent with its covering, the curtain at the entrance of the tent of meeting,

Numbers 3:31

3:31 Their responsibilities included the ark, the table, the lampstand, the altars, and the utensils of the sanctuary with which they ministered, the curtain, and all their service.

Numbers 3:36-39

3:36 The appointed responsibilities of the Merarites included the frames of the tabernacle, its crossbars, its posts, its sockets, its utensils, plus all the service connected with these things, 3:37 and the pillars of the courtyard all around, with their sockets, their pegs, and their ropes.

3:38 But those who were to camp in front of the tabernacle on the east, in front of the tent of meeting, were Moses, Aaron, and his sons. They were responsible for the needs of the sanctuary and for the needs of the Israelites, but the unauthorized person who approached was to be put to death. 3:39 All who were numbered of the Levites, whom Moses and Aaron numbered by the word of the Lord, according to their families, every male from a month old and upward, were 22,000.