He is bound to believe me. Our family's word.
5 seconds sound clip from the The Eight Diagram Pole Fighter movie soundboard.
You can hear this line at 00:21:15 in the Blu-ray version of the movie.
Quote context
[...]
- I must go to court to testify.
- Young man, that's not so wise.
- Pan Mei remains in power, who will The Emperor believe? You have no rank anymore.
- Why not? I saw it all with my own eyes. I am a witness.
- You witnessed what? Where is your evidence?
- He is bound to believe me. Our family's word.
- Young man, I wouldn't be so sure.
- Yeah. I've already been declared a deserter. And traitor.
- If such an announcement has been made why are you going back?
- I can't stand by while the Empire's destroyed!
[...]

 Dead of Night (1945)
 Dead of Night (1945)  Phantom of the Opera (1943)
 Phantom of the Opera (1943)  Scooby-Doo, Where Are You! (1969)
 Scooby-Doo, Where Are You! (1969)  Halloween III: Season of the Witch (1982)
 Halloween III: Season of the Witch (1982)  Knight Rider (1982)
 Knight Rider (1982)