5 things about Harry Potter that you don't necessarily know

Hogwarts director saw his family in the mirror and not

Dumbledore was able to see his entire family being happy and alive, including his sister Ariana. He may have been forgiven by Aberforth. In an interview with Allie, Rowling confirmed that Dumbledore saw his people alive and happy. He saw Ariana, Kendra and Percival return to him with Aberforth as a factor in reconciliation.