Cross reference
Leviticus 24:19
19 And if a man does damage to his neighbour, as he has done, so let it be done to him;
Deuteronomy 19:21
21 Have no pity; let life be given for life, eye for eye, tooth for tooth, hand for hand, foot for foot.
Matthew 5:38
38 You have knowledge that it was said, An eye for an eye, and a tooth for a tooth:
Matthew 7:2
2 For as you have been judging, so you will be judged, and with your measure will it be measured to you.