Onan

And conceiving again, she bore a son, and called him Onan.

Juda, therefore, said to Onan his son: Go in to thy brother's wife and marry her, that thou mayst raise seed to thy brother.

He knowing that the children should not be his, when he went in to his brother's wife, he spilled his seed upon the ground, lest children should be born in his brother's name.

The sons of Juda: Her and Onan, and Sela, and Phares and Zara. And Her and Onan died in the land of Chanaan. And sons were born to Phares: Hesron and Hamul.

The sons of Juda, Her and Onan, who both died in the land of Chanaan.

The sons of Juda: Her, Onan and Sela. These three were born to him of the Chanaanitess the daughter of Sue. And Her the firstborn of Juda, was wicked in the sight of the Lord, and he slew him.