Aberforth Reveals the Tunnel to Hogwarts

PAGES: 569-570

Despite his initial reluctance, Aberforth helps Harry, Ron, and Hermione by revealing a secret passageway into Hogwarts. He speaks to the portrait of his sister Ariana, who walks through a tunnel in the painting. She returns with Neville Longbottom, who emerges from the tunnel, injured but excited to see Harry. Aberforth has given them the means to re-enter the heavily guarded school, despite his doubts.