How does act four use references to the supernatural to show that the two kings edward and macbethare different?

In Act Four of Macbeth, the supernatural elements starkly contrast the two kings, Edward and Macbeth. Edward is portrayed as a divinely ordained ruler, possessing the healing touch and the ability to bring peace and stability to his kingdom, reflecting a moral and just leadership. In contrast, Macbeth's engagement with the witches and their prophecies highlights his descent into tyranny and chaos, as he relies on dark forces to secure his power. This juxtaposition underscores the theme of rightful kingship versus tyrannical rule, illustrating the consequences of succumbing to supernatural temptations.