Harry Potter and the Sorcerer's Stone
He turned to smile at the tabby, but it had gone. Instead he was smiling at a rather severe-looking woman who was wearing square glasses exactly the shape of the markings the cat had had around its eyes. (1.47)
"I'm a what?" gasped Harry.
"A wizard, o' course," said Hagrid, sitting back down on the sofa, which groaned and sank even lower, "an' a thumpin' good 'un, I'd, say, once yeh've been trained up a bit. With a mum an' dad like yours, what else would yeh be?" (4.63-64)
"Wizards have banks?"
"Just the one. Gringotts. Run by goblins."
Harry dropped the bit of sausage he was holding.