Proverbs 12:17

He who is truthful testifies honestly, but a false witness lies.

Proverbs 14:5

A truthful witness will not lie, but a false witness pours out lies.

Proverbs 6:19

a false witness who utters lies, and he who sows discord among brothers.

Proverbs 14:25

A truthful witness saves souls, but a false witness is deceitful.

1 Samuel 22:14-15

Then Ahimelech answered the king, and said, "Who among all your servants is so faithful as David, who is the king's son-in-law, and is taken into your council, and is honorable in your house?

Proverbs 19:5

A false witness shall not be unpunished. He who pours out lies shall not go free.

Proverbs 19:28

A corrupt witness mocks justice, and the mouth of the wicked gulps down iniquity.

Proverbs 21:28

A false witness will perish, and a man who listens speaks to eternity.

Proverbs 24:28

Do not be a witness against your neighbor without cause. Do not deceive with your lips.

Matthew 15:19

For out of the heart come forth evil thoughts, murders, adulteries, sexual sins, thefts, false testimony, and blasphemies.

Matthew 26:59

Now the chief priests and the whole council sought false testimony against Jesus so they could put him to death;

Acts 6:13

and set up false witnesses who said, "This man never stops speaking blasphemous words against this holy place and the Law.

1 Peter 3:16

having a good conscience; so that when they speak evil against you, they may be put to shame who slander your good manner of life in Christ.

Treasury of Scripture Knowledge

Summary

He that speaketh truth sheweth forth righteousness: but a false witness deceit.

General references

Bible References

That

Proverbs 14:5
A truthful witness will not lie, but a false witness pours out lies.
1 Samuel 22:14
Then Ahimelech answered the king, and said, "Who among all your servants is so faithful as David, who is the king's son-in-law, and is taken into your council, and is honorable in your house?

But

Proverbs 6:19
a false witness who utters lies, and he who sows discord among brothers.
Proverbs 19:5
A false witness shall not be unpunished. He who pours out lies shall not go free.
Proverbs 21:28
A false witness will perish, and a man who listens speaks to eternity.
Proverbs 24:28
Do not be a witness against your neighbor without cause. Do not deceive with your lips.
Matthew 15:19
For out of the heart come forth evil thoughts, murders, adulteries, sexual sins, thefts, false testimony, and blasphemies.
Matthew 26:59
Now the chief priests and the whole council sought false testimony against Jesus so they could put him to death;
Acts 6:13
and set up false witnesses who said, "This man never stops speaking blasphemous words against this holy place and the Law.
1 Peter 3:16
having a good conscience; so that when they speak evil against you, they may be put to shame who slander your good manner of life in Christ.

General references

Proverbs 14:5
A truthful witness will not lie, but a false witness pours out lies.