2 Chronicles 29:15
And they gathered their brethren, and sanctified themselves, and went in, according to the commandment of the king by the words of Jehovah, to cleanse the house of Jehovah.
2 Chronicles 30:12
Also upon Judah came the hand of God to give them one heart, to do the commandment of the king and of the princes by the word of Jehovah.
1 Chronicles 23:28
For their office was to wait on the sons of Aaron for the service of the house of Jehovah, in the courts, and in the chambers, and in the purifying of all holy things, even the work of the service of the house of God;
2 Chronicles 29:5
and said unto them, Hear me, ye Levites; now sanctify yourselves, and sanctify the house of Jehovah, the God of your fathers, and carry forth the filthiness out of the holy place.