1 Chronicles 9:13

9:13 Their relatives, who were leaders of their families, numbered 1,760. They were capable men who were assigned to carry out the various tasks of service in God’s temple.

1 Chronicles 9:33

9:33 The musicians and Levite family leaders stayed in rooms at the sanctuary and were exempt from other duties, for day and night they had to carry out their assigned tasks.

1 Chronicles 23:24

23:24 These were the descendants of Levi according to their families, that is, the leaders of families as counted and individually listed who carried out assigned tasks in the Lord’s temple and were twenty years old and up.