Genesis 38:3

Revised Standard Version (RSV-CI)

and she conceived and bore a son, and he called his name Er.

Cross References

Genesis 46:12

The sons of Judah: Er, Onan, Shelah, Perez, and Zerah (but Er and Onan died in the land of Canaan); and the sons of Perez were Hezron and Hamul.

1 Chronicles 2:3

The sons of Judah: Er, Onan, and Shelah; these three Bath-shua the Canaanitess bore to him. Now Er, Judah's first-born, was wicked in the sight of the Lord, and he slew him.

Numbers 26:19

The sons of Judah were Er and Onan; and Er and Onan died in the land of Canaan.