The Sleeping Man.
4 seconds sound clip from the Sleeping Fist (1979) movie soundboard.
You can hear this line at 00:58:37 in the DVD version of the movie.
Quote context
[...]
- Master, I've been thinking about what I just learned. I still reckon I can't beat Chao yet.
- I do know one way to defeat Chao. However, it...
- Master, if you do know of a way that Chao can be defeated, you must tell me about it.
- Oh. So it's you. You dare come here with your master for revenge?
[...]