gotpotter:

The Mirror of Erised: Erised is Desire spelled backward, or how it would appear in a mirror. Also, the inscription reads “Erised stra ehru oyt ube cafru oyt on wohsi,” which read in a mirror reads, “I show not your face but your hearts desire.”

gotpotter:

The number Mr. Weasley punches into the telephone to get into the Ministry of Magic, 62442, spells “MAGIC” on the phone pad.