It was not Danish. I beg your pardon, Your Honor. I am a native of Denmark. Danish is my native tongue.

10 seconds sound clip from the Murders in the Rue Morgue (1932) movie soundboard.

You can hear this line at 00:49:37.765 in the Blu-ray version of the movie.

Quote context

[...]

- Do you speak Italian?

- No.

- Were you ever in Italy?

- No.

- How do you know it was Italian?

- Because I am sure it was Italian.

- What do you know of this affair?

- Well, I also heard the voice. But it was not Italian. I'm Italian. I speak Italian. Io parlo italiano.

- When I ran up the stairs with the others, I heard the voice. It's not Italian, no. It was Danish.

- Do you speak Danish?

- No.

- Were you ever in Denmark?

- No.

- How do you know it was Danish?

- My intuition.

- It was not Danish. I beg your pardon, Your Honor. I am a native of Denmark. Danish is my native tongue.

- I heard the voice, but it was not Danish. It was German.

- Italian, not German.

- Danish.

- German.

- Silence!

- Italian.

- Danish.

- German.

- Silence. (2)

[...]