These were the sons of Levi after their fathers' houses, even the heads of the fathers' houses of those who were counted individually, in the number of names by their polls, who did the work for the service of the house of the LORD, from twenty years old and upward.
besides those who were reckoned by genealogy of males, from three years old and upward, even everyone who entered into the house of the LORD, as the duty of every day required, for their service in their offices according to their divisions;
*This is that which belongs to the Levites: from twenty-five years old and upward they shall go in to wait on the service in the work of the Tent of Meeting;