28 Don’t be a witness against your neighbor without cause.
Don’t deceive with your lips. 29 Don’t say, “I will do to him as he has done to me;
I will render to the man according to his work.”

Matthew Henry's Commentary on Proverbs 24:28-29

Commentary on Proverbs 24:28-29

(Read Proverbs 24:28-29)

There are three defaults in a witness pointed out.