I have given it unto them for their portion. — It was ordained that those who ministered at the altar should live of the altar; hence the priests had no portion or inheritance in the land.
Related Commentaries of Leviticus 6:17
Leviticus 6:17
17 It shall not be baken with leaven. I have given it unto them for their portion of my offerings made by fire; it is most holy, as is the sin offering, and as the trespass offering.