Numbers 1:53

The Levites, however, are to set up their tents around the tabernacle of the Testimony so that wrath will not fall on the Israelite community. The Levites are to be responsible for the care of the tabernacle of the Testimony.'

(New International Version)

'But the Levites shall camp around the tabernacle of the testimony, so that there will be no wrath on the congregation of the sons of Israel So the Levites shall keep charge of the tabernacle of the testimony.'

(New American Standard Bible)

But the Levites shall pitch round about the tabernacle of testimony, that there be no wrath upon the congregation of the children of Israel: and the Levites shall keep the charge of the tabernacle of testimony.

(King James Version)