I'm coming, I'm coming. Hold your horses.
2 seconds sound clip from the The Secret of NIMH (1982) movie soundboard.
You can hear this line at 01:02:29.454 in the Blu-ray version of the movie.
Quote context
[...]
- Not while I'm keeping watch.
- Auntie Shrew, I'm not afraid.
- I'm coming, I'm coming. Hold your horses.
- Hello. Who? NIMH? Oh, yeah, NIMH.
- No, no, no, you can bulldoze that rosebush right out of there. I want those rats exterminated.
[...]