Esau's descendants were Eliphaz, Reuel, Jeush, Jalam, and Korah.

Abraham fathered Isaac. Isaac's descendants were Esau and Israel.

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,

Jeroham's son Ibneiah, Uzzi's son Elah, who was also Michri's grandson, and Shephatiah's son Meshullam, who was the grandson of Reuel and great-grandson of Ibnijah,