The sons of Shobal: Alvan, and Manahath, and Ebal, Shephi, and Onam. The sons of Zibeon: Aiah, and Anah.

The sons of Judah: Er, and Onan, and Shelah; which three were born to him by Bath-Shua the Canaanite woman. Er, Judah's firstborn, was wicked in the sight of the LORD; and he killed him.

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

The sons of Onam were Shammai, and Jada. The sons of Shammai: Nadab, and Abishur.