The general wants to destroy them all. The ninja know that well. They want the general to stop.

9 seconds sound clip from the Ninjutsu (1968) movie soundboard.

You can hear this line at 01:16:18 in the Blu-ray version of the movie.

Quote context

[...]

- Master!

- Don't worry.

- Go back and tell them I will be waiting for them in Xiu's Garden.

- Yes!

- Get him!

- Oh! Look out!

- General, they kidnapped your son. What do you think they're gonna do?

- The general wants to destroy them all. The ninja know that well. They want the general to stop.

- I have my duty, I am the general. Son or no son, I can't change.

- You have your duty, General. Leave the rest to us.

- Let the three of us go and bring back your son.

- Ah, I don't want you gentlemen to die. The ninja are too dangerous.

[...]