Matthew 15:19

For out of the heart proceed evil thoughts--murder, adultery, unchastity, theft, perjury, slander.

Matthew 26:59

Meanwhile the Chief Priests and the whole of the High Council were trying to get such false evidence against Jesus, as would warrant putting him to death,

Acts 6:13

There they produced witnesses who gave false evidence. "This man," they said, "is incessantly saying things against this Holy Place and the Law;

1 Peter 3:16

and keeping your consciences clear, so that, whenever you are maligned, those who vilify your good and Christian conduct may be put to shame.

Treasury of Scripture Knowledge

Summary

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

Bible References

But

Matthew 15:19
For out of the heart proceed evil thoughts--murder, adultery, unchastity, theft, perjury, slander.
Matthew 26:59
Meanwhile the Chief Priests and the whole of the High Council were trying to get such false evidence against Jesus, as would warrant putting him to death,
Acts 6:13
There they produced witnesses who gave false evidence. "This man," they said, "is incessantly saying things against this Holy Place and the Law;
1 Peter 3:16
and keeping your consciences clear, so that, whenever you are maligned, those who vilify your good and Christian conduct may be put to shame.