1 Chronicles 15:12

And said unto them, You are the heads of the fathers' houses of the Levites: Sanctify yourselves, both you and your brethren, that you may bring up the ark of the LORD God of Israel unto the place that I have prepared for it.

2 Chronicles 35:6

So kill the passover, and sanctify yourselves, and prepare your brethren, that they may do according to the word of the LORD by the hand of Moses.

Exodus 19:14-15

And Moses went down from the mount unto the people, and sanctified the people; and they washed their clothes.

1 Chronicles 9:34

These heads of the fathers' houses of the Levites were leaders throughout their generations; these dwelt at Jerusalem.

1 Chronicles 15:1

And David made himself houses in the city of David, and prepared a place for the ark of God, and pitched for it a tent.

1 Chronicles 15:3

And David gathered all Israel together to Jerusalem, to bring up the ark of the LORD unto its place, which he had prepared for it.

1 Chronicles 15:14

So the priests and the Levites sanctified themselves to bring up the ark of the LORD God of Israel.

1 Chronicles 24:31

These likewise cast lots even as their brethren the sons of Aaron in the presence of David the king, and Zadok, and Ahimelech, and the heads of the fathers' houses of the priests and Levites; the principal fathers did even as their younger brethren.

2 Chronicles 5:11

And it came to pass, when the priests were come out of the holy place: (for all the priests that were present were sanctified, without regard to their divisions.

2 Chronicles 29:4-5

And he brought in the priests and the Levites, and gathered them together into the east street,

2 Chronicles 30:15

Then they killed the passover on the fourteenth day of the second month: and the priests and the Levites were ashamed, and sanctified themselves, and brought in the burnt offerings into the house of the LORD.

Ezekiel 48:11

It shall be for the priests that are sanctified of the sons of Zadok; who have kept my charge, who went not astray when the children of Israel went astray, as the Levites went astray.

John 17:17

Sanctify them through your truth: your word is truth.

Romans 12:1-2

I beseech you therefore, brethren, by the mercies of God, that you present your bodies a living sacrifice, holy, acceptable unto God, which is your reasonable service.

Revelation 5:9-10

And they sang a new song, saying, You are worthy to take the scroll, and to open the seals thereof: for you were slain, and have redeemed us to God by your blood out of every tribe, and tongue, and people, and nation;

Treasury of Scripture Knowledge

Summary

And said unto them, Ye are the chief of the fathers of the Levites: sanctify yourselves, both ye and your brethren, that ye may bring up the ark of the LORD God of Israel unto the place that I have prepared for it.

Bible References

Ye are the chief

1 Chronicles 9:34
These heads of the fathers' houses of the Levites were leaders throughout their generations; these dwelt at Jerusalem.
1 Chronicles 24:31
These likewise cast lots even as their brethren the sons of Aaron in the presence of David the king, and Zadok, and Ahimelech, and the heads of the fathers' houses of the priests and Levites; the principal fathers did even as their younger brethren.

Sanctify

1 Chronicles 15:14
So the priests and the Levites sanctified themselves to bring up the ark of the LORD God of Israel.
Exodus 19:14
And Moses went down from the mount unto the people, and sanctified the people; and they washed their clothes.
2 Chronicles 5:11
And it came to pass, when the priests were come out of the holy place: (for all the priests that were present were sanctified, without regard to their divisions.
2 Chronicles 29:4
And he brought in the priests and the Levites, and gathered them together into the east street,
2 Chronicles 30:15
Then they killed the passover on the fourteenth day of the second month: and the priests and the Levites were ashamed, and sanctified themselves, and brought in the burnt offerings into the house of the LORD.
2 Chronicles 35:6
So kill the passover, and sanctify yourselves, and prepare your brethren, that they may do according to the word of the LORD by the hand of Moses.
Ezekiel 48:11
It shall be for the priests that are sanctified of the sons of Zadok; who have kept my charge, who went not astray when the children of Israel went astray, as the Levites went astray.
John 17:17
Sanctify them through your truth: your word is truth.
Romans 12:1
I beseech you therefore, brethren, by the mercies of God, that you present your bodies a living sacrifice, holy, acceptable unto God, which is your reasonable service.
Revelation 5:9
And they sang a new song, saying, You are worthy to take the scroll, and to open the seals thereof: for you were slain, and have redeemed us to God by your blood out of every tribe, and tongue, and people, and nation;