Numbers 1:47
The Exemption of the Levites
1:47 But the Levites, according to the tribe of their fathers, were not numbered among them.
Numbers 3:17
The Summary of Families
3:17 These were the sons of Levi by their names: Gershon, Kohath, and Merari.
Numbers 13:4
13:4 Now these were their names: from the tribe of Reuben, Shammua son of Zaccur;