King James Version (KJV) - Numbers 18:21 >

And, behold, I have given the children of Levi all the tenth in Israel for an inheritance, for their service which they serve, [even] the service of the tabernacle of the congregation.

Berean Study Bible (BSB) - Numbers 18:21 >

Behold, I have given to the Levites all the tithes in Israel as an inheritance in return for the work they do, the service of the Tent of Meeting.