And she conceived again, and bare a son; and she called his name Onan.
Referenced Verses
Gen 46:12 : 12 And the sons of Judah: Er, and Onan, and Shelah, and Perez, and Zerah; but Er and Onan died in the land of Canaan. And the sons of Perez were Hezron and Hamul.
Num 26:19 : 19 The sons of Judah: Er and Onan; and Er and Onan died in the land of Canaan.