Deuteronomy 19:21 in the World English Bible
Your eyes shall not pity: life for life, eye for eye, tooth for tooth, hand for hand, foot for foot.
Context
20 And those which remain shall hear, and fear, and shall henceforth commit no more any such evil among you.
21 And thine eye shall not pity; but life shall go for life, eye for eye, tooth for tooth, hand for hand, foot for foot.