II Samuel 15:31

31 Now David had been told, "Ahithophel is among the conspirators with Absalom." So David prayed, "Lord, turn Ahithophel's counsel into foolishness."

31 And one told David, saying, Ahithophel is among the conspirators with Absalom. And David said, O Jehovah, I pray thee, turn the counsel of Ahithophel into foolishness.