Why does Macbeth resent and fear Banquo?

Macbeth is afraid that he is essentially damning his own soul more for Banquo’s benefit, and more for Banquo’s legacy, than for his own. In act 3, scene 4, after Macbeth has had Banquo murdered, Banquo’s ghost appears to Macbeth and the latter’s fear increases.Click to see full answer. Subsequently, one may also ask, why is Banquo suddenly fearful?Banquo fears Macbeth because he knows that Macbeth has heard the witches’ prediction that Banquo’s sons will be kings. Banquo worries that Macbeth has obtained the crown of Scotland in a “most foully played” manner.Furthermore, what qualities does Macbeth say that Banquo has that make him someone to be feared? Expert Answers info He acknowledges that he harbors a deep fear for Banquo for the following reasons: Banquo is noble and good and it is this quality that makes him a most powerful adversary. He is courageous and strong-willed and would take risks for the sake of good. Additionally, why did Macbeth feel he had to kill Banquo? Macbeth has Banquo murdered because he knows that he is suspicious that Macbeth might have killed Duncan. He also was told by the witches that Banqo’s sons would be king. This is the reason why he kills Fleance as well. Even though Macbeth kills Duncan and takes the throne, he does not feel peace.What reason does Macbeth give for not openly dealing with Banquo?Thou play’dst most foully for ‘t. Macbeth wants no suspicion of his being involved in the murder of Banquo and Fleance because he wishes to remain as King.