you will vomit up the little bit you have eaten, and will have wasted your pleasant words.

But Onan knew that the child would not be considered his. So whenever he had sexual relations with his brother’s wife, he withdrew prematurely so as not to give his brother a descendant.

This is what the Lord says: “Because Edom has committed three crimes – make that four! – I will not revoke my decree of judgment. He chased his brother with a sword; he wiped out his allies. In his anger he tore them apart without stopping to rest; in his fury he relentlessly attacked them.