Harry Potter and the Sorcerer's Stone

“How in the name of Merlin’s pants have you managed to get your hands on those Horcrux books?”

Even You-Know-Who can’t split himself into seven.” Harry caught Hermione’s eye and looked away at once.

Harry watched Dumbledore striding up and down in front of him, and thought. He thought of his mother, his father, and Sirius. He thought of Cedric Diggory. He thought of all the terrible deeds he knew Lord Voldemort had done. A flame seemed to leap inside his chest, searing his throat.

Even You-Know-Who can’t split himself into seven.’ Harry caught Hermione’s eye and looked away at once.