Now, get out, all of you, and find Hackett, and don't come back until you do.
3 seconds sound clip from Superman (1948) - Into The Electric Furnace (Chapter 7).
You can hear this line at 00:03:00.854 in the Blu-ray version of the episode.
Quote context
[...]
- I warned you not to get any wild ideas, but you did.
- And you not only muffed this story, you lost Hackett.
- But I did have him. I tied him up and left him in a closet.
- Clark's right, chief. It was my fault that Hackett got away. I untied him.
- Perhaps someday I'll find out what really happened.
- Now, get out, all of you, and find Hackett, and don't come back until you do.
- Oh, thanks for going to bat for me.
- But next time, let me in on it.
- Well, it's still a question of finding the Spider Lady's hideout.
[...]