Exodus 38:21

“But you shall appoint the Levites over the tabernacle of the testimony and over all its furnishings and over all that belongs to it. They shall carry the tabernacle and all its furnishings, and they shall attend to it; they shall also camp around the tabernacle.

“Our fathers had the tabernacle of testimony in the wilderness, just as He, who spoke to Moses, directed him to make it according to the pattern which he had seen.

And after these things I looked, and the sanctuary of the tabernacle of testimony in heaven was opened,

The Things Numbered for the Tabernacle