1 Chronicles 2:3
The sons of Judah: Er and Onan, and Shelah: three were born to him from the daughter of Shua the Canaanitess. And Er the first-born of Judah will be evil in the eyes of Jehovah; and he will slay him.
Genesis 38:2-10
And Judah will see there the daughter of a man, a Canaanite, and his name Shuah, and he will take her and will go in to her.
Genesis 46:12
And the sons of Judah: Er and Onan and Shelah and Pharez and Zarah; and Er will die, and Onan in the land of Canaan. And the sons of Pharez will be Hezron and Hamu.
Numbers 26:19
The sons of Judah, Er and Onan; and Er will die, and Onan, in the land of Canaan.
1 Chronicles 9:5
And from the Shilonites: Asaiah the first-born and his sons.