Ten Years Later: The Man in The Iron Mask by Alexandre Dumas Chapter 8 Page 19

Half an hour afterwards they heard a gate shut in the court; it was the door to the dungeon, which had just rendered up its prey to the free air. Aramis blew out all the candles which lighted the room but one, which he left burning behind the door. This flickering glare prevented the sight from resting steadily on any object. It multiplied tenfold the changing forms and shadows of the place, by its wavering uncertainty. Steps drew near.

“Go and meet your men,” said Aramis to Baisemeaux.

The governor obeyed. The sergeant and turnkeys disappeared. Baisemeaux re-entered, followed by a prisoner. Aramis had placed himself in the shade; he saw without being seen. Baisemeaux, in an agitated tone of voice, made the young man acquainted with the order which set him at liberty.