Zerah had five sons in all: Zimri, Ethan, Heman, Calcol, and Dara.

Ethan's son was Azariah.

who had been fathered by Ethan, who had been fathered by Zimmah, who had been fathered by Shimei,

To Heman's left were their relatives who were Merari's sons: Ethan, who had been fathered by Kishi, who had been fathered by Abdi, who had been fathered by Malluch,

So the descendants of Levi appointed Joel's son Heman, his relative Berechiah's son Asaph, as well as certain relatives of Merari's sons, including Kushaiah's son Ethan,

The singers included Heman, Asaph, and Ethan (who played bronze cymbals).