Deuteronomy 19:21
Have no pity; let life be given for life, eye for eye, tooth for tooth, hand for hand, foot for foot.
Deuteronomy 19:13
Have no pity on him, so that Israel may be clear from the crime of putting a man to death without cause, and it will be well for you.
Exodus 21:23-25
But if damage comes to her, let life be given in payment for life,
Leviticus 24:17-21
And anyone who takes another's life is certainly to be put to death.
Matthew 5:38-39
You have knowledge that it was said, An eye for an eye, and a tooth for a tooth:
Treasury of Scripture Knowledge
Summary
                            And thine eye shall not pity; but life shall go for life, eye for eye, tooth for tooth, hand for hand, foot for foot.                        
                    Life shall
General references
Bible References
Life shall
                                        Exodus 21:23                                        
                                                                                                                                But if damage comes to her, let life be given in payment for life,
                                    
                                        Leviticus 24:17                                        
                                                                                                                                And anyone who takes another's life is certainly to be put to death.
                                    
                                        Matthew 5:38                                        
                                                            
                        You have knowledge that it was said, An eye for an eye, and a tooth for a tooth:
                                    General references
                                        Leviticus 24:19                                        
                                                                                                                                And if a man does damage to his neighbour, as he has done, so let it be done to him;
                                    
                                        Deuteronomy 5:20                                        
                                                                                                                                Do not give false witness against your neighbour;
                                    
                                        Deuteronomy 25:12                                        
                                                            
                        Her hand is to be cut off; have no pity on her.