Nehemiah 13:9

Then I commanded, and they cleansed the chambers; and I caused the vessels of the house of God to be brought there again, with the present and the frankincense.

2 Chronicles 29:5

and said unto them, Hear me, ye Levites, sanctify now yourselves, and ye shall sanctify the house of the LORD God of your fathers and carry forth the filthiness out of the sanctuary.

2 Chronicles 29:15-19

And they gathered their brethren and sanctified themselves and entered in, according to the commandment of the king, by the words of the LORD, to cleanse the house of the LORD.

Nehemiah 12:45

And they kept the ward of their God and the ward of the purification, and the singers and the porters, according to the statute of David and of Solomon, his son.

Treasury of Scripture Knowledge

Summary

Then I commanded, and they cleansed the chambers: and thither brought I again the vessels of the house of God, with the meat offering and the frankincense.

Bible References

They cleansed

Nehemiah 12:45
And they kept the ward of their God and the ward of the purification, and the singers and the porters, according to the statute of David and of Solomon, his son.
2 Chronicles 29:5
and said unto them, Hear me, ye Levites, sanctify now yourselves, and ye shall sanctify the house of the LORD God of your fathers and carry forth the filthiness out of the sanctuary.