Isaac pleaded. And why is the prayer of the righteous compared to pitchfork? To tell you that just as a pitchfork turns over the grain on the threshing-floor, so too the prayer of the righteous is a pitchfork, that it turns the attribute of judgment and the attribute of anger into the attribute of mercy. Facing his wife. That she was praying on this side and he was praying on the other side. And God responded to his plea. That the Holy One Blessed Be God received Isaac's prayer, and did not receive Rebecca's prayer, because he was a righteous person the son of a righteous person, therefore God received his prayer.