The nursery light flicked on as they came down the hall.

5 seconds sound clip from the X Minus 1 - The Veldt by Ray Bradbury classic radio drama series.

You can hear this line at 00:06:44 in the radio play.

Quote context

[...]

- Are the kids there?

- No. Madge Allen took them to a show along with her kids.

- That's why I want you to look at it now before they get back.

- Oh, all right. But what you expect me to do, I don't know. I'm no mechanic.

- This isn't a question of a leaky faucet, George.

- All right, dear, I'm coming.

- The nursery light flicked on as they came down the hall.

- The relays clicked and the tubes warmed and chemical odor banks and pipes bubbled into life as they paused before the closed door.

- Go ahead, George. Open it.

- On all sides, in three dimensions, stretched the hot, tired landscapes of an African veldt, reproduced to the last stick and pebble and bit of straw.

- The ceiling above them became a sky with a hot yellow sun.

[...]