Proverbs 12:17 KJV
He that speaketh truth sheweth forth righteousness: but a false witness deceit.
Proverbs 12:17, King James Version
In context
16 A fool’s wrath is presently known: but a prudent man covereth shame.
17 He that speaketh truth sheweth forth righteousness: but a false witness deceit.
18 There is that speaketh like the piercings of a sword: but the tongue of the wise is health.