Ecclesiastes 10:20

Overview - Ecclesiastes 10
Observations of wisdom and folly;
16 of riot;
18 slothfulness;
19 and money.
20 Men's thoughts of kings ought to be reverent.
Treasury of Scripture Knowledge

Ecclesiastes 10:20  (King James Version)
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.

Exodus 22:28 ; Isaiah 8:21 ; Acts 23:5

or, conscience.
Ecclesiastes 7:21 Ecclesiastes 7:22 Luke 19:40

in thy bedchamber
Luke 10:40 ; Luke 12:2 Luke 12:3