Then the Lord said to him, “Not so! If any one slays Cain, vengeance shall be taken on him sevenfold.” And the Lord put a mark on Cain, lest any who came upon him should kill him.
then if the man rises again and walks abroad with his staff, he that struck him shall be clear; only he shall pay for the loss of his time, and shall have him thoroughly healed.
for he is God's servant for your good. But if you do wrong, be afraid, for he does not bear the sword in vain; he is the servant of God to execute his wrath on the wrongdoer.