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

And Jerahmeel had yet another wife named Atarah which was the mother of Onam.

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