I won't tell you who the traitor is, or when we'll attack.
6 seconds sound clip from the Dune (1984) movie soundboard.
You can hear this line at 00:47:56 in the Blu-ray version of the movie.
Quote context
[...]
- I will have Arrakis back for myself!
- He who controls the spice, controls the Universe!
- This person, this traitor, will be worth more to us than 10 legions of Sardaukar.
- I won't tell you who the traitor is, or when we'll attack.
- I once told you a daughter would be conceived at a time of parting.
- Conceived in love at a time of parting.
[...]