Macbeth goes and visits the witches so he could get his new prohecies.
Macbeth Hires Murders Again
Macbeth gets his new prophecies which were: beware of Macduff, none of women born shall harm Macbeth and not until birnham wood marches on your castle shall yall fear.
Murders Kill Macduffs Family
Macduff Vows Revenge
Macbeth hires the murders again, this time to kill Macduff´s Family.