To the sons of Merari [were given] by lot, according to their families, out of the tribe of Reuben, and out of the tribe of Gad, and out of the tribe of Zebulun, twelve cities.
But Aaron and his sons [they were the ones that made the offerings unto the Lord there at the altar, the burnt offerings, and offered the incense, and made the atonements and they were the ones that did that portion of the service unto God] ( 1 Chronicles 6:49 ).