Charles Ellicott Commentary 1 Chronicles 15:5-7

"of the sons of Kohath, Uriel the chief, and his brethren a hundred and twenty; of the sons of Merari, Asaiah the chief, and his brethren two hundred and twenty; of the sons of Gershom, Joel the chief, and his brethren a hundred and thirty;" — 1 Chronicles 15:5-7 (ASV)

Uriel (El is light), Asaiah (Iah made), Joel (Iah is El) occur as Levitical names in 1 Chronicles 6:24; 1 Chronicles 6:30; 1 Chronicles 6:33, and elsewhere.