And then you hired the Supreme Swordsman to kill your brother, and if he'd succeeded, you could reign here as undisputed heir in all your father's estates.
10 seconds sound clip from the Strife for Mastery (1978) movie soundboard.
You can hear this line at 01:07:30.300 in the DVD version of the movie.
Quote context
[...]
- And once a great king ruled, but then one mistake brought him to his knees, and then he was gone.
- Young master, I've discovered who killed your father.
- I've never heard of the Supreme Swordsman.
- You save your breath. After all, there's nobody else around here who could possibly have done it.
- Listen, there must be an answer.
- Master, I've just killed the younger brother.
[...]