Look at the gun, David. It hasn't been fired.
4 seconds sound clip from the After the Thin Man (1936) movie soundboard.
You can hear this line at 01:05:37 in the DVD version of the movie.
Quote context
[...]
- I wanted to make sure that he kept his promise to go away.
- Well, he rushed up to me and found me standing near Robert with a gun in my hand.
- But the shot came from round the corner, from in front of me.
- No.
- Look at the gun, David. It hasn't been fired.
- Oh, Selma... Selma, forgive me.
- It's all right, David, of course I forgive you.
- Well, that's all settled. Come on, Nora. Good-bye, lieutenant. Good-bye, all.
[...]