Ah, but how will you capture us? We know the secrets of the Fire Swamp. We can live there quite happily for some time, so whenever you feel like dying, feel free to visit.
10 seconds sound clip from the The Princess Bride (1987) movie soundboard.
You can hear this line at 00:48:58 in the Blu-ray version of the movie.
Quote context
[...]
- You mean you wish to surrender to me? Very well. I accept.
- I give you full marks for bravery.
- I tell you once again. Surrender!
- For the last time! Surrender!
- Will you promise not to hurt him?
[...]