וַתַּ֥הַר ע֖וֹד וַתֵּ֣לֶד בֵּ֑ן וַתִּקְרָ֥א אֶת־שְׁמ֖וֹ אוֹנָֽן׃
Perempuan itu mengandung lagi dan melahirkan seorang anak laki-laki, lalu perempuan itu menamai dia Onan.
Targum Jonathan
And she conceived again, and bare a son, and called his name Onan, because his father would have to mourn for him.