Deuteronomy 19:21

You shall not show pity [to the guilty one]: it shall be life for life, eye for eye, tooth for tooth, hand for hand, foot for foot.

Deuteronomy 19:13

You shall not pity him [the guilty one], but you shall purge the blood of the innocent from Israel, so that it may go well with you.

Exodus 21:23-25

But if there is any further injury, then you shall require [as a penalty] life for life,

Leviticus 24:17-21

‘If a man takes the life of any human being [unlawfully], he shall most certainly be put to death.

Matthew 5:38-39

“You have heard that it was said, ‘An eye for an eye, and a tooth for a tooth [punishment that fits the offense].’

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.

Bible References

Life shall

Exodus 21:23
But if there is any further injury, then you shall require [as a penalty] life for life,
Leviticus 24:17
‘If a man takes the life of any human being [unlawfully], he shall most certainly be put to death.
Matthew 5:38
“You have heard that it was said, ‘An eye for an eye, and a tooth for a tooth [punishment that fits the offense].’

General references

Leviticus 24:19
If a man injures his neighbor (fellow citizen), whatever he has done shall be done to him:
Deuteronomy 5:20
‘You shall not give false testimony [that is, lie, withhold, or manipulate the truth] against your neighbor (any person).
Deuteronomy 25:12
then you shall cut off her hand; you shall not show pity [for her].