Numbers 18:4-5
4 They shall be joined with you and attend to the obligations of the tent of meeting, for all the service of the tent; but an (a)outsider may not come near you.
5 So you shall attend to the (A)obligations of the sanctuary and the obligations of the altar, (B)so that there will no longer be wrath on the sons of Israel.
Footnotes:
a.
Numbers 18:4: ['Lit ', a stranger]