Numbers 3:15-17

New Revised Standard Version Catholic Edition

¹⁵ Enroll the Levites by ancestral houses and by clans. You shall enroll every male from a month old and upward. ¹⁶ So Moses enrolled them according to the word of the Lord, as he was commanded. ¹⁷ The following were the sons of Levi, by their names: Gershon, Kohath, and Merari.