The duties of the sons of Gershon in the Tent of Meeting were the Tabernacle, the tent, its coverings, the curtain of the entrance of the Tent of Meeting,
Then Hezekiah reestablished the divisions of the kohanim and the Levites together with their divisions, each of the kohanim and Levites according to his service: for burnt offerings, peace offerings, to minister, to praise, or to sing praises in the gates of the courts of Adonai.
You are to make it all precisely according to everything that I show you—the pattern of the Tabernacle and the pattern of all the furnishings within—just so you must make it.
Instead, you are to appoint the Levites over the Tabernacle of the Testimony, over all its implements and all pertaining to it. They are to carry the Tabernacle and all its utensils, tend to it and camp around it.
It is like a man away on a journey. After leaving his house and putting his servants in charge and giving each his task, he also commanded the doorkeeper to watch.