1 Chronicles 2:3

The sons of Judah: Er, Onan, and Shelah. These three were born him of the daughter of Shua the Cananitess. But Er the eldest the son of Judah was evil in the sight of the LORD, and therefore he slew him.

Genesis 38:2-10

and there he saw the daughter of a man called Shua, a Canaanite. And he took her and went in unto her.

Genesis 46:12

The children of Judah: Er, Onan, Shelah, Perez and Sarah - but Er and Onan died in the land of Canaan. The children of Perez, Hezron, and Hamul.

Numbers 26:19

The children of Judah: Er and Onan, which died in the land of Canaan.

1 Chronicles 9:5

And of Shiloni, Asaiah the eldest and his sons.

Treasury of Scripture Knowledge

Summary

The sons of Judah; Er, and Onan, and Shelah: which three were born unto him of the daughter of Shua the Canaanitess. And Er, the firstborn of Judah, was evil in the sight of the LORD; and he slew him.

Bible References

Er, and

1 Chronicles 9:5
And of Shiloni, Asaiah the eldest and his sons.
Genesis 38:2
and there he saw the daughter of a man called Shua, a Canaanite. And he took her and went in unto her.
Genesis 46:12
The children of Judah: Er, Onan, Shelah, Perez and Sarah - but Er and Onan died in the land of Canaan. The children of Perez, Hezron, and Hamul.
Numbers 26:19
The children of Judah: Er and Onan, which died in the land of Canaan.