You mean, I was used? Shao-Lung and Master were killed because of what I said?
7 seconds sound clip from the Mysterious Footworks of Kung Fu movie soundboard.
You can hear this line at 01:11:11.944 in the Blu-ray version of the movie.
Quote context
[...]
- The master was murdered because of what he was doing, but his secret was well hidden.
- Until you fell in with Chu, and you said he was the masked man. Today, they came and killed him.
- What do you say, that I'm the cause of his death? Is that true?
- Master always considered you honest. And I know, too, that it wasn't your fault.
- You mean, I was used? Shao-Lung and Master were killed because of what I said?
- Master, you were so good to me. And I have murdered you. I... I murdered you!
- Used. I was used by them. I was used by them! I was used by them.
[...]