Terry eagleton's interpretation of the witches in macbeth?

In Terry Eagleton's interpretation of the witches in Macbeth, he sees them as representing the chaotic and unpredictable forces of nature. Eagleton suggests that the witches serve to disrupt the natural order and challenge traditional notions of morality in the play. He emphasizes their role in pushing Macbeth towards his tragic fate by manipulating his ambitions and feeding his insecurities.