You'd better go now, ma'am.
4 seconds sound clip from the The Last Gangster movie soundboard.
You can hear this line at 00:45:09 in the Blu-ray version of the movie.
Quote context
[...]
- You heard me! You stick around here and bring that kid every month, or else, understand?
- Don't you worry about me cutting any wrists. I got too many things to do when I get out.
- What's the matter with Napoleon this morning?
[...]