nkjv Numbers:18:5-7
nkjv@Numbers:18:5 @ And you shall attend to the duties of the sanctuary and the duties of the altar, that there may be no more wrath on the children of Israel.
nkjv@Numbers:18:6 @ Behold, I Myself have taken your brethren the Levites from among the children of Israel; they are a gift to you, given by the LORD, to do the work of the tabernacle of meeting.
nkjv@Numbers:18:7 @ Therefore you and your sons with you shall attend to your priesthood for everything at the altar and behind the veil; and you shall serve. I give your priesthood to you as a gift for service, but the outsider who comes near shall be put to death."