Will you swear by almighty God that you and your family and that agent of yours won't breathe a word of this shocking thing to a mortal soul?
17 seconds sound clip from the The Skin Game (1931) movie soundboard.
You can hear this line at 01:04:26 in the Blu-ray version of the movie.
Quote context
[...]
- No, no, I'll keep it. And hold it over you.
- You daren't tell the secret so long as I've got it.
- Well, then, you go your own way, and we'll go ours.
- There's no witness to this conversation.
- By heaven! You're a clever woman.
- I suppose you've got your iniquity ready.
- It's mighty near conspiracy, miss.
[...]