Numbers 18:23 in the King James Version
But the Levites shall do the service of the tabernacle of the congregation, and they shall bear their iniquity: it shall be a statute for ever throughout your generations, that among the children of Israel they have no inheritance.
Context
22 Henceforth the children of Israel shall not come near the Tent of Meeting, lest they bear sin, and die.
23 But the Levites shall do the service of the Tent of Meeting, and they shall bear their iniquity. It shall be a statute forever throughout your generations. Among the children of Israel, they shall have no inheritance.
24 For the tithe of the children of Israel, which they offer as a wave offering to the LORD, I have given to the Levites for an inheritance. Therefore I have said to them, ‘Among the children of Israel they shall have no inheritance.’”