Answer:
For the prophecy, Macbeth 'hires' three murderers to murder Banquo and Fleance. They are successful in murdering Banquo, but Fleance escapes unharmed. Banquo does, though, tell Fleance to get revenge. But soon thereafter, everyone suddenly gets suspicious of Macbeth and Lady Macbeth.
Explanation:
Hope this helps :D Have a great day :3