His ship was attacked by the Dread Pirate Roberts, who never left captives alive.
8 seconds sound clip from the The Princess Bride (1987) movie soundboard.
You can hear this line at 00:05:35 in the Blu-ray version of the movie.
Quote context
[...]
- But what if something happens to you?
- Hear this now. I will always come for you.
- This is true love. Think this happens every day?
- Westley didn't reach his destination.
- His ship was attacked by the Dread Pirate Roberts, who never left captives alive.
- When Buttercup got the news that Westley was murdered...
- Murdered by pirates is good.
- She went into her room and shut the door.
- And for days, she neither slept nor ate.
[...]