Leviticus 24:19 in the King James Version
And if a man cause a blemish in his neighbour; as he hath done, so shall it be done to him;
Context
18 He who strikes an animal mortally shall make it good, life for life.
19 If anyone injures his neighbor, it shall be done to him as he has done:
20 fracture for fracture, eye for eye, tooth for tooth. It shall be done to him as he has injured someone.