The Levites: had Chiefs or officers Over Them
Source: TTT
Numbers 3:24, 30, 35
and the leader of the families of the Gershonites was Eliasaph son of Lael. / and the leader of the families of the Kohathites was Elizaphan son of Uzziel. / The leader of the families of the Merarites was Zuriel son of Abihail; they were to camp on the north side of the tabernacle.
1 Chronicles 15:4–10
Then he gathered together the descendants of Aaron and the Levites: / From the Kohathites, Uriel the chief and 120 of his relatives; / from the Merarites, Asaiah the chief and 220 of his relatives;
2 Chronicles 35:9
Additionally, Conaniah and his brothers Shemaiah and Nethanel, as well as Hashabiah, Jeiel, and Jozabad, officers of the Levites, donated to the Levites 5,000 Passover offerings and 500 bulls.
Ezra 8:29
Guard them carefully until you weigh them out in the chambers of the house of the LORD in Jerusalem before the leading priests, Levites, and heads of the Israelite families.”