Deuteronomy 5:20
Do not bear false witness against another man.
Exodus 20:16
Do not (lie) accuse anyone falsely.
Exodus 23:1
Do not spread false rumors. Do not help a guilty person by offering false testimony.
Deuteronomy 19:16-21
This is what you must do whenever a witness takes the stand to accuse a person falsely of a crime.
1 Kings 21:13
The two good-for-nothing persons came in and took their seats before him and gave witness against Naboth, in front of the people. They said: Naboth has been cursing God and the king. Then they took him outside the town and had him stoned to death.
Proverbs 6:19
A false witness that speaks lies, and he that sows discord among brothers.
Proverbs 19:5
A false witness will not go unpunished. The liar will not escape.
Proverbs 19:9
A false witness will not go unpunished and the liar will perish.
Malachi 3:5
I will approach you people for judgment! I will be a swift witness against the sorcerers, the adulterers and those acting fraudulently with the wages of the worker, the widow and the fatherless. I will be a speedy witness against those who swear falsely and take advantage of the stranger, and do not show me reverence, said Jehovah of Hosts.