Deuteronomy 19:21
Your eyes shall not pity: life for life, eye for eye, tooth for tooth, hand for hand, foot for foot.
World English Bible (Public Domain)
In context
Before · Deuteronomy 19:19–20
19then you shall do to him as he had thought to do to his brother. So you shall remove the evil from among you. 20Those who remain shall hear, and fear, and will never again commit any such evil among you.
21Your eyes shall not pity: life for life, eye for eye, tooth for tooth, hand for hand, foot for foot.