Genesis 38:3

So she conceived and gave birth to a son and Judah named him Er.

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.

The sons of Judah were Er and Onan, but Er and Onan [were judged by God and] died in the land of Canaan.

Treasury of Scripture Knowledge

And she conceived, and bare a son; and he called his name Er.

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.

The sons of Judah were Er and Onan, but Er and Onan [were judged by God and] died in the land of Canaan.