Proverbs 11:13
"A talebearer revealeth secrets: but he that is of a faithful spirit concealeth the matter."
Cross References (ranked by relevance)
He that goeth about as a talebearer revealeth secrets: therefore meddle not with him that flattereth with his lips.
Thou shalt not go up and down as a talebearer among thy people: neither shalt thou stand against the blood of thy neighbour: I am the LORD.
Debate thy cause with thy neighbour himself; and discover not a secret to another:
And withal they learn to be idle, wandering about from house to house; and not only idle, but tattlers also and busybodies, speaking things which they ought not.
And the men answered her, Our life for yours, if ye utter not this our business. And it shall be, when the LORD hath given us the land, that we will deal kindly and truly with thee.
And if thou utter this our business, then we will be quit of thine oath which thou hast made us to swear.
Then came all the princes unto Jeremiah, and asked him: and he told them according to all these words that the king had commanded. So they left off speaking with him; for the matter was not perceived.
A faithful witness will not lie: but a false witness will utter lies.