Translations
These were the sons of Levi according to their ancestral houses — the heads of those houses as registered by name, counted individually from twenty years of age and upward, all who would carry out the service of Yahweh's house.
These were the sons of Levi by their fathers' houses — the heads of the fathers' houses as enrolled by name, individual by individual, from twenty years old and upward, all who were to perform the service of the House of YHWH.
These were the sons of Levi after the house of their fathers; even the chief of the fathers, as they were counted by number of names by their polls, that did the work for the service of the house of the LORD, from the age of twenty years and upward.
These were the descendants of Levi by their families—the heads of families, registered individually by name—those twenty years of age or older who worked in the service of the house of the LORD.

