Big brother!
4 seconds sound clip from the Ninjutsu (1968) movie soundboard.
You can hear this line at 00:42:17 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, you mean, can the doctor come?
- Because I got a disease, you see. It needs constant treatment.
- Disease? What kind of disease?
- Alright, I'll go and see your quarters are arranged.
- Careful. Thank you very much. Your sword.
- Brother, Brother Chu, how are you?
- Big brother, let me introduce a friend of mine.
- What's this noise? You behind it?
- Oh, big brother, I'll tell you all the details later.
[...]