Ezekiel 40:46 in the World English Bible
The room which faces toward the north is for the priests who perform the duty of the altar. These are the sons of Zadok, who from among the sons of Levi come near to the LORD to minister to him.”
Context
45 And he said unto me, This chamber, whose prospect is toward the south, is for the priests, the keepers of the charge of the house.
46 And the chamber whose prospect is toward the north is for the priests, the keepers of the charge of the altar: these are the sons of Zadok among the sons of Levi, which come near to the LORD to minister unto him.
47 So he measured the court, an hundred cubits long, and an hundred cubits broad, foursquare; and the altar that was before the house.