Numbers 18:8-9 And the Lord spoke unto Aaron, Behold, I also have given you the charge of my heave offerings of all the hallowed things of the sons of Israel; unto you have I given them by reason of the anointing, and to your sons, by an ordinance for ever.

CKJV_Strongs⁽ⁱ⁾

8 H3068 And the Lord H1696 spoke H175 unto Aaron, H5414 Behold, I also have given H4931 you the charge H8641 of my heave offerings H6944 of all the hallowed things H1121 of the sons H3478 of Israel; H5414 unto you have I given H4888 them by reason of the anointing, H1121 and to your sons, H2706 by an ordinance H5769 for ever.

9 H6944 This shall be your of the most H6944 holy things, H784 reserved from the fire: H7133 every oblation H4503 of theirs, every food offering H2403 of theirs, and every sin offering H817 of theirs, and every trespass offering H7725 of theirs, which they shall render H6944 unto me, shall be most H6944 holy H1121 for you and for your sons.