He was hiding in the closet when she came into the room with the Spaniard. He opened the door, shot the Spaniard, and put the gun in Maria's hand.
7 seconds sound clip from the A Shot in the Dark (1964) movie soundboard.
You can hear this line at 01:37:36.323 in the Blu-ray version of the movie.
Quote context
[...]
- And we cannot condemn her, because she does not believe this man was a killer.
- You don't know what you're talking about.
- You have something to say, Monsieur Ballon?
- No, but she has. Why don't you ask her?
[...]