1 Chronicles 23:31 in the King James Version
And to offer all burnt sacrifices unto the LORD in the sabbaths, in the new moons, and on the set feasts, by number, according to the order commanded unto them, continually before the LORD:
Context
30 and to stand every morning to thank and praise the LORD, and likewise in the evening;
31 and to offer all burnt offerings to the LORD on the Sabbaths, on the new moons, and on the set feasts, in number according to the ordinance concerning them, continually before the LORD;
32 and that they should keep the duty of the Tent of Meeting, the duty of the holy place, and the duty of the sons of Aaron their brothers for the service of the LORD’s house.