30. They are also to stand every morning to thank and praise the Lord, and likewise at evening,
31. And to assist in offering all burnt sacrifices to the Lord on Sabbaths, New Moon festivals, and set feast days by number according to the ordinance concerning them, continually before the Lord.
32. So they shall keep charge of the Tent of Meeting and the Holy Place and shall attend to the sons of Aaron their kinsmen, for the service of the house of the Lord.