A prudent man concealeth knowledge: but the heart of fools proclaimeth foolishness.
A talebearer revealeth secrets: but he that is of a faithful spirit concealeth the matter.
Curse not the king, no not in thy thought; and curse not the rich in thy bedchamber: for a bird of the air shall carry the voice, and that which hath wings shall tell the matter.
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 she lay at his feet until the morning: and she rose up before one could know another. And he said, Let it not be known that a woman came into the floor.
1 Samuel 27:11
And David saved neither man nor woman alive, to bring tidings to Gath, saying, Lest they should tell on us, saying, So did David, and so will be his manner all the while he dwelleth in the country of the Philistines.
2 Samuel 1:20
Tell it not in Gath, publish it not in the streets of Askelon; lest the daughters of the Philistines rejoice, lest the daughters of the uncircumcised triumph.
Declare ye it not at Gath, weep ye not at all: in the house of Aphrah roll thyself in the dust.
2 Kings 9:15
But king Joram was returned to be healed in Jezreel of the wounds which the Syrians had given him, when he fought with Hazael king of Syria.) And Jehu said, If it be your minds, then let none go forth nor escape out of the city to go to tell it in Jezreel.
1 Samuel 21:2
And David said unto Ahimelech the priest, The king hath commanded me a business, and hath said unto me, Let no man know any thing of the business whereabout I send thee, and what I have commanded thee: and I have appointed my servants to such and such a place.
Then said Zedekiah unto Jeremiah, Let no man know of these words, and thou shalt not die.
So the chief captain then let the young man depart, and charged him, See thou tell no man that thou hast shewed these things to me.
Debate thy cause with thy neighbour himself; and discover not a secret to another: