Thanks to Superman.
1 seconds sound clip from Superman (1948) - Superman To The Rescue (Chapter 8).
You can hear this line at 00:04:08.148 in the Blu-ray version of the episode.
Quote context
[...]
- Well, what happened to Clark?
- Oh, they knocked him out and dragged him in there.
- Well, Mr. Kent, what's the story?
- I was doing all right, but Superman came in and told me to lay low while he took over.
- Oh, how thoughtful of you to be so considerate of yourself.
- Even if the Spider Lady's men were not captured, you did rescue Jimmy.
- You helped too, Lois, with your police whistle.
- Well, I'll admit I didn't cover myself with glory, but I did learn one important fact.
- I gathered from what one of the men said, Dr. Hackett is working on a plan to steal a reducer ray.
- That's a big order, since the government is guarding it.
[...]