Numbers 8:14 KJV
Thus shalt thou separate the Levites from among the children of Israel: and the Levites shall be mine.
Numbers 8:14, King James Version
In context
13 And thou shalt set the Levites before Aaron, and before his sons, and offer them for an offering unto the Lord.
14 Thus shalt thou separate the Levites from among the children of Israel: and the Levites shall be mine.
15 And after that shall the Levites go in to do the service of the tabernacle of the congregation: and thou shalt cleanse them, and offer them for an offering.