Dumbledore Informs Harry and Hermione They Must Go Back in Time

PAGES: 391-393

Dumbledore explains to Harry and Hermione that they need to go back in time to save both Buckbeak and Sirius Black. He hints at using the Time-Turner, which Hermione has been using to attend multiple classes. He emphasizes the importance of not being seen and urges them to act quickly, giving Hermione specific instructions to turn the Time-Turner three times.