Shobal's descendants were Alian, Manahath, Ebal, Shephi, and Onam. Zibeon's descendants were Aiah and Anah.

Judah's three sons Er, Onan, and Shelah were born to him through Bath-shua, a Canaanite. Er, Judah's firstborn, became wicked in the LORD's sight, so he put him to death.

Jerahmeel also had another wife, whose name was Atarah; she was the mother of Onam.

Onam's descendants were Shammai and Jada. Shammai's descendants were Nadab and Abishur.