Numbers 5:9–10
9 And qevery contribution, all the holy donations of the people of Israel, which they bring to the priest, shall be his. 10 Each one shall keep his holy donations: whatever anyone gives to the priest shall be his.”
Numbers 18:19
19 wAll the holy contributions that the people of Israel present to the Lord I give to you, and to your sons and daughters with you, as a perpetual due. xIt is a covenant of salt forever before the Lord for you and for your offspring with you.”