Genesis 38:4
King James Version
“And she conceived again, and bare a son; and she called his name Onan.”
Context
1And it came to pass at that time, that Judah went down from his brethren, and turned in to a certain Adullamite, whose name Hirah.
2And Judah saw there a daughter of a certain Canaanite, whose name Shuah; and he took her, and went in unto her.
3And she conceived, and bare a son; and he called his name Er.
4And she conceived again, and bare a son; and she called his name Onan.
5And she yet again conceived, and bare a son; and called his name Shelah: and he was at Chezib, when she bare him.
6And Judah took a wife for Er his firstborn, whose name Tamar.
7And Er, Judah’s firstborn, was wicked in the sight of the LORD; and the LORD slew him.