There are many supernatural events and parts to William Shakespeare's "Macbeth". One of the supernatural events and parts is the Fates, who are the three witches that predict the future. Another one is the event where Banquo sees a ghost. Thirdly is the part where Macbeth has hallucinations and also sees a floating dagger. These are all supernatural events that occurred in "Macbeth". According to Webster's Dictionary these are considered supernatural because they are related to an order of existence beyond the visible observable universe. The reason they are considered supernatural is because they are things that usually don't happen, some of which are unbelievable.
The three witches, whom are like the Greeks Fates, are considered to be the ones who know what's going to happen and to control it. They are considered powerful and very evil. They actually damned a sailor just because his wife didn't give one of them a chestnut. That's cruel. Third Witch. "Sister, where thou?" First Witch. "A sailor's wife had chestnuts in her lap and mounched and mounched and mounched. "Give me," quoth I. " Aroint thee, witch!" the rump-fed ronyon cries. Her husband's to Aleppo gone, master o' the "Tiger"; But in a sieve I'll thither sail and, like a rat without a tail, I'll do, I'll do, and I'll do. (Act I, Scene 3, Line 3-12). Also the Fates talk to Macbeth and tell him that he is the Thane of Glamis, which he already is and knows, then they call him the Thane of Cawdor, which he is, but doesn't know it yet, and then they call him the king, which he is not, but will be soon. First Witch. "All hail, Macbeth! Hail to thee, Thane of Glamis!" Second Witch. "All hail, Macbeth! Hail to thee, Thane of Cawdor!" Third Witch. "All hail, Macbeth, that shalt be King hereafter!" (Act I, Scene 3, ...