Matthew 5:37-39

Common English Bible

³⁷ Let your yes mean yes, and your no mean no. Anything more than this comes from the evil one.

Law of retaliation

³⁸ “You have heard that it was said, An eye for an eye and a tooth for a tooth.^{[a] 39} But I say to you that you must not oppose those who want to hurt you. If people slap you on your right cheek, you must turn the left cheek to them as well.