I'm extremely sorry, General. It happened a long time ago.

4 seconds sound clip from the Isle of the Dead (1945) movie soundboard.

You can hear this line at 00:09:48.455 in the Blu-ray version of the movie.

Quote context

[...]

- There is a law against despoiling graves. Perhaps the singer can tell us who broke that law.

- Come in. Come in.

- General Pherides. I am honored, sir. Please, won't you come in?

- I came here to visit the last resting place of my wife.

- I found the coffins broken, empty, all of them.

- I'm extremely sorry, General. It happened a long time ago.

- The peasants were looking for antiquities to sell. They broke into the coffins, and then they destroyed the bodies.

- Has anyone been punished for this crime?

- In a way, I was punished.

- You see, I am an archaeologist. And this island was the great find of my life.

- Such treasures. Antiquities dating back to Homer. But I paid for them with my uneasy conscience.

[...]