Ezra
1 Chronicles 2:3ESV·traditional attribution

The sons of Judah: Er, Onan and Shelah; these three Bath-shua the Canaanite bore to him. Now Er, Judah’s firstborn, was evil in the sight of the LORD, and he put him to death.

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. The family of Jacob. His twelve sons are here named, that illustrious number so often celebrated almost throughout the whole Bible, from the first to the last book of it. At every turn we meet with the twelve tribes that descended from these twelve patriarchs.

Commenting on 1 Chronicles 2:1-17

John Gill Reformed Baptist @doctorgill

And Tamar his daughter in law bare him Pharez and Zerah,.... Through incest; they were twins, Gen 38:27 all the sons of Judah were five; who are before mentioned by name. all the sons of Judah were five; who are before mentioned by name. 1 Chronicles 2:5 ch1 2:5 ch1 2:5 ch1 2:5The sons of Pharez,.... One of the above twins, born to Judah: Hezron and Hamul; see Gen 46:12.

Geneva Bible Notes Reformed @genevanotes

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. (a) Though Judah was not Jacob's eldest son, yet he first begins with him, because he would come to the genealogy of David, of whom came Christ.