4 occurrences across the corpus

King James Version

Proverbs 16:28

A froward man soweth strife: and a whisperer separateth chief friends.

KJV Apocrypha (Catholic Deuterocanon)

Sirach (Ecclesiasticus) 5:14

Be not called a whisperer, and lie not in wait with thy tongue: for a foul shame is upon the thief, and an evil condemnation upon the double tongue.

Sirach (Ecclesiasticus) 21:28

A whisperer defileth his own soul, and is hated wheresoever he dwelleth.

Sirach (Ecclesiasticus) 28:13

Curse the whisperer and doubletongued: for such have destroyed many that were at peace.