9 Onan knew the child would not be his,*38.9 the child … not be his: When Judah died, Onan would get his dead brother’s share of the inheritance, but if his dead brother had a son, the inheritance would go to him instead. and when he had sex with Tamar, he made sure that she would not get pregnant. 10 The Lord wasn’t pleased with Onan and took his life too.