Numbers 18:29-31

Young's Literal Translation

²⁹ out of all your gifts ye do lift up the whole heave-offering of Jehovah; out of all its fat, -- its hallowed part -- out of it.

³⁰ `And thou hast said unto them, In your lifting up its fat out of it, then it hath been reckoned to the Levites, as increase of a threshing-floor, and as increase of a wine-vat;

³¹ and ye have eaten it in every place, ye and your households, for it [is] your hire in exchange for your service in the tent of meeting;