There's something on that table. Hey, this might be a clue. It's a book on crystalomacy.
7 seconds sound clip from Scooby-Doo, Where Are You! - What the Hex Going On (S1E6).
You can hear this line at 00:11:41.642 in the Blu-ray version of the episode.
Quote context
[...]
- Would you do it for a Scooby Snack?
- Uh-uh.
- I'll give you one. How about 2? 3? 4?
- Like, there's times I'll do anything for a Scooby Snack.
- There's something on that table. Hey, this might be a clue. It's a book on crystalomacy.
- Crystal O'Macy? I used to know a Crystal Nerdlinger.
- It's a book about how to use a crystal ball.
- You mean the kind a fortune-teller uses?
- Right.
- Say, there's an old swami place in town. Maybe there's some kind of a connection.
- Zoinks! The door! Hey, we're locked in!
[...]