I know the laws in the state of Mississippi, thank you!
4 seconds sound clip from the In the Heat of the Night (1967) movie soundboard.
You can hear this line at 01:29:52.316 in the Blu-ray version of the movie.
Quote context
[...]
- Well, come on now. Is that what you're tryin' to say? Come on, girl! Is it or ain't it? Come on!
- Now, I got one more question, very important. Did he force you, or did you let him?
- I know the laws in the state of Mississippi, thank you!
- Are you sure you're pregnant?
- Better get in here with a pad and a pencil.
- Come on in. I want you to take this all down.
- You had no right to keep a nigger in the room. Shame my little sister. You had no right.
- Uh, Virge, what's happenin'?
[...]