Harry Potter and the Prisoner of Azkaban · Chapter 11
Firebolt Gift and Broom Confiscation
Harry receives an anonymous Firebolt broomstick as a Christmas gift; Hermione suspects Sirius Black's involvement and reports it to McGonagall, who confiscates it for jinx checks.
Outcome
Tension rises between Harry and Hermione; the broom is later returned after passing inspection.
