Moment From Harry Potter and the Order of the Phoenix

Dumbledore helps Harry
While possessed by Voldemort, Dumbledore tries to help Harry overcome him
Returning for his fifth year of study at Hogwarts, Harry is stunned to find that his warnings about the return of Lord Voldemort have been ignored. Left with no choice, Harry takes matters into his own hands, training a small group of students – dubbed 'Dumbledore's Army' – to defend themselves against the dark arts.
Tags: prophecy, witch, loss of loved one, magic, child hero, dying and death, school of witchcraft, black magic, sorcery, supernatural, occult, mystical land, based on young adult novel