1 Chronicles 2:3
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.
Cross-reference
1 Chronicles 4:21
Parallel
1 Chronicles 4:21 continues the line of Shelah, one of Judah's sons listed here, providing further descendants.
Genesis 38:2–10
Parallel
Genesis 38:2-10 narrates the births and deaths of Er, Onan, and Shelah, the sons named here.
Genesis 46:12
Parallel
Genesis 46:12 gives the same list of Judah's sons, including Er and Onan who died in Canaan.
Numbers 26:19
Parallel
Numbers 26:19 also records Er and Onan as Judah's sons who died, matching the names here.
Genesis 38:7
Historical context
Genesis 38:7 explains that Er was wicked and died, providing context for his mention in this verse.
Numbers 26:20
Parallel
Numbers 26:20 lists the clans of Judah—Shelah, Perez, Zerah—directly corresponding to the sons named here after Er and Onan died.