Deuteronomy 5:20
Thou shalt not give false testimony against thy neighbour.
Exodus 20:16
Thou shalt not give false testimony against thy neighbour.
Exodus 23:1
Thou shalt not admit a false rumour; put not thine hand with the wicked to be a false witness.
Deuteronomy 19:16-21
When a false witness rises up against any man to testify rebellion against him,
1 Kings 21:13
Then the two men, sons of Belial, came in and sat before him; and those men of Belial witnessed against Naboth, in the presence of the people, saying, Naboth blasphemed God and the king. Then they carried him forth out of the city, and stoned him with stones that he died.
Proverbs 6:19
a false witness that speaks lies, and he that sows discord among brethren.
Proverbs 19:5
A false witness shall not go unpunished, and he that speaks lies shall not escape.
Proverbs 19:9
The false witness shall not go unpunished, and he that speaks lies shall perish.
Malachi 3:5
And I will come near unto you for 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 do not fear me, said the LORD of the hosts.