1 Chronicles 23:28

For he appointed them to wait on Aaron, to minister in the house of the Lord, over the courts, and over the chambers, and over the purification of all the holy things, and over the works of the service of the house of God;

Because their office was to wait on the sons of Aaron for the service of the house of the Lord, in the courts, and in the chambers, and in the purifying of all holy things, and the work of the service of the house of God;

For their duty was to wait on the sons of Aaron for the service of Yahweh’s house—in the courts, in the rooms, and in the purifying of all holy things, even the work of the service of God’s house;