But I say to you. Jesus uses this phrase nine times in Matthew chapter 5. He contrasts His true teaching withthedistortedteachingofthescribesandPharisees.They followed the oral tradition rather than Moses (Matt. 15:2-6; Mark 7:2-13).Hespeaksas the Author of the Law, which caused amazement in the multitude (Matt. 7:28-29).
Whoever murders … whoever says, ‘You fool.’Jesus is showing here that hatred is equal to murder. Apart from salvation through faith in Him, we are all in danger of hell-fire (James 4:7-12).