Numbers 4:34-49

And Moses and Aaron and the chiefs of the congregation listed the sons of the Kohathites, by their clans and their fathers’ houses, from thirty years old up to fifty years old, everyone who could come on duty, for service in the tent of meeting; and those listed by clans were 2,750. This was the list of the clans of the Kohathites, all who served in the tent of meeting, whom Moses and Aaron listed according to the commandment of the LORD by Moses. Those listed of the sons of Gershon, by their clans and their fathers’ houses, from thirty years old up to fifty years old, everyone who could come on duty for service in the tent of meeting— those listed by their clans and their fathers’ houses were 2,630. This was the list of the clans of the sons of Gershon, all who served in the tent of meeting, whom Moses and Aaron listed according to the commandment of the LORD. Those listed of the clans of the sons of Merari, by their clans and their fathers’ houses, from thirty years old up to fifty years old, everyone who could come on duty, for service in the tent of meeting— those listed by clans were 3,200. This was the list of the clans of the sons of Merari, whom Moses and Aaron listed according to the commandment of the LORD by Moses. All those who were listed of the Levites, whom Moses and Aaron and the chiefs of Israel listed, by their clans and their fathers’ houses, from thirty years old up to fifty years old, everyone who could come to do the service of ministry and the service of bearing burdens in the tent of meeting, those listed were 8,580. According to the commandment of the LORD through Moses they were listed, each one with his task of serving or carrying. Thus they were listed by him, as the LORD commanded Moses.