Proverbs 14:25

A TRUE witness delivers souls, but he who utters lies [causes] deceit.

Proverbs 14:5

A faithful witness will not lie, but a FALSE witness utters lies.

Acts 20:21

testifying both to Jews and to Greeks repentance toward God, and faith toward our Lord Jesus.

Acts 20:26-27

Therefore I solemnly declare to you this day, that I am clean from the blood of all men.

Acts 26:16-20

But arise, and stand upon thy feet, for I appeared to thee for this, to appoint thee an assistant and a witness both of things that thou saw, and of the things that I will make visible to thee,

1 Timothy 4:1-3

But the Spirit says expressly that in latter times some will depart from the faith, giving heed to deceitful spirits and doctrines of demons,

2 Peter 3:3

Knowing this first, that there will come at the end of the days, scoffers, proceeding according to their own desires,

Treasury of Scripture Knowledge

Summary

A true witness delivereth souls: but a deceitful witness speaketh lies.

Bible References

General references

Proverbs 14:5
A faithful witness will not lie, but a FALSE witness utters lies.
Acts 20:21
testifying both to Jews and to Greeks repentance toward God, and faith toward our Lord Jesus.
Acts 26:16
But arise, and stand upon thy feet, for I appeared to thee for this, to appoint thee an assistant and a witness both of things that thou saw, and of the things that I will make visible to thee,
1 Timothy 4:1
But the Spirit says expressly that in latter times some will depart from the faith, giving heed to deceitful spirits and doctrines of demons,
2 Peter 3:3
Knowing this first, that there will come at the end of the days, scoffers, proceeding according to their own desires,