1 Chronicles 15:17

So the Levites appointed Heman the son of Joel
The grandson of Samuel the prophet, ( 1 Chronicles 6:33 )

and of his brethren, Asaph the son of Berechiah;
a famous singer, often mentioned in the Psalms, ( 1 Chronicles 6:39 )

and of the sons of Merari their brethren, Ethan the son of Kushaiah;
the same with the son of Kishi, ( 1 Chronicles 6:44 ) , these were the chief of the singers.