NET

12 He told them: “You are the leaders of the Levites’ families. You and your relatives must consecrate yourselves and bring the ark of the Lord God of Israel up to the place I have prepared for it.

Darby

12 and he said to them, Ye are the chief fathers of the Levites; hallow yourselves, ye and your brethren, that ye may bring up the ark of Jehovah the God of Israel to [the place that] I have prepared for it.

KJV

12 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.