Mirror Mirror (Mandela Effects ) from Mandela Effect Examples

The topic of Snow White and “mirror, mirror” keeps resurfacing. “Mirror, mirror” is what most people remember the Queen saying in the 1937 Disney movie, Snow White and the Seven Dwarfs. If you look at clips from that 1937 movie the queen says “Magic mirror on the wall”. Now was this always the case? Is this a Mandela effect?