Not from what, from whom.

4 seconds sound clip from the A Nightmare on Elm Street movie soundboard.

You can hear this line at 00:56:33 in the Blu-ray version of the movie.

Quote context

[...]

- Oh, gross.

- Mother!

- What's with the bars?

- Security.

- Security? Security from what?

- Not from what, from whom.

- Come down to the cellar with me and I'll tell you.

(CELLAR DOOR SCREECHING)

- You wanna know who Fred KRUEGER was? He was a filthy child murderer who killed at least 20 kids in the neighborhood. Kids we all knew.

- Oh, Mom.

[...]