1 Chronicles 23:32 in the King James Version
And that they should keep the charge of the tabernacle of the congregation, and the charge of the holy place, and the charge of the sons of Aaron their brethren, in the service of the house of the LORD.
Context
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.