The Origin of the Prophecy

PAGES: 841-843

Dumbledore reveals that the prophecy was made by Sybill Trelawney during her interview for the Divination post at The Hog's Head. Lord Voldemort only heard part of the prophecy before the eavesdropper was discovered. Dumbledore explains that Lord Voldemort marked Harry as his equal by choosing to attack him and, in doing so, transferred a part of his power to Harry.