Stop it.
1 seconds sound clip from the The Secret of NIMH (1982) movie soundboard.
You can hear this line at 00:24:29.481 in the Blu-ray version of the movie.
Quote context
[...]
- Brisby! Come on. Come along.
- What? Rotten luck. The fuel line's cut.
- Stop it.
- Come on. Let's get out of here.
- The Great Owl would know what to do about this. You must go see him.
- I couldn't do that. Owls eat mice.
- Well, my child, show a little courage. We're fighting for Timmy's life.
[...]