Exodus 20:16Thou shalt not bear false witness against thy neighbour.
Exodus 23:1Thou shalt not raise a false report: put not thine hand with the wicked to be an unrighteous witness.
Deuteronomy 19:16-21If a false witness rise up against any man to testify against him that which is wrong; Then both the men, between whom the controversy is, shall stand before the LORD, before the priests and the judges, which shall be in those days; And the judges shall make diligent inquisition: and, behold, if the witness be a false witness, and hath testified falsely against his brother; Then shall ye do unto him, as he had thought to have done unto his brother: so shalt thou put the evil away from among you. And those which remain shall hear, and fear, and shall henceforth commit no more any such evil among you. And thine eye shall not pity; but life shall go for life, eye for eye, tooth for tooth, hand for hand, foot for foot.
1 Kings 21:13And there came in two men, children of Belial, and sat before him: and the men of Belial witnessed against him, even against Naboth, in the presence of the people, saying, Naboth did blaspheme God and the king. Then they carried him forth out of the city, and stoned him with stones, that he died.
Proverbs 6:19A false witness that speaketh lies, and he that soweth discord among brethren.
Proverbs 19:5A false witness shall not be unpunished, and he that speaketh lies shall not escape.
Proverbs 19:9A false witness shall not be unpunished, and he that speaketh lies shall perish.
Malachi 3:5And I will come near to you to judgment; and I will be a swift witness against the sorcerers, and against the adulterers, and against false swearers, and against those that oppress the hireling in his wages, the widow, and the fatherless, and that turn aside the stranger from his right, and fear not me, saith the LORD of hosts.