TSK · Ezra 2:41

So the Levites appointed Heman the son of Joel; and of his brethren, Asaph the son of Berechiah; and of the sons of Merari their brethren, Ethan the son of Kushaiah;

The eighteenth to Hanani, [he], his sons, and his brethren, [were] twelve:

The singers: the children of Asaph, an hundred forty and eight.