Banquo begins the scene with a soliloquy about how now that Macbeth is King, the prophecy is coming true. He believes that if this comes true it is possible for his sons to be kings. Macbeth then invites him to a party they are having this evening. After Banquo accepts and everyone leaves, Macbeth reveals to the audience in a soliloquy how he fears Banquo. Macbeth then meets with two hired murders to make sure they are up for the task of killing Banquo, and his son Felance.
Act III: Scene I
Are you sure your up for the task? There must be no mistakes.
Act III: Scene II
The scene begins with Lady Macbeth asking a servant to go fetch her husband. She then implores him why he is still full with dreadful thoughts, that the deed is done he most move on. Macbeth asks his Queen to put on a happy face, and treat Banquo like he is important at their party tonight. Macbeth wants to make Banquo feel safe and secure, just like he did with King Duncan...
"We have scorched the snake, not killed it."
Act III: Scene III
A third murderer joins the two previously met to kill Banquo and Fleance. They meet Banquo and Fleance near the horse, and kill Banquo. Banquo tells Fleance to flee and one day avenge his death. The torch the murderers have is put out, and Fleance escapes. The scene ends with the murderers going to Macbeth to tell him what has happened.
"O treachery! Fly, good Fleance, fly, fly, fly! Thou may ’st revenge —O slave!"
Act III: Scene IV
King Macbeth is having a dinner with his court and learns that while Banquo was killed, Fleance is still alive. Macbeth is startled to see the ghost of Banquo, and starts talking to him. No one else can see the ghost, making Lady Macbeth come up with excuses for her husbands random behavior. Once again, Lady Macbeth challenges Macbeth's masculinity as he is pleading his other guests to see the ghost who sits in his seat. Towards the end of the scene Macbeth tells his wife he heard Macduff plans to stay away from the court.,
"Prithee, see there! Behold! Look! Lo! How say you?"
Act III: Scene V
The three witches meet with Hecate, the Goddess of witchcraft. She scolds them for messing with Macbeth and meddling in his business. She declares herself in charge of the mischief. She tells the other witches to meet her tomorrow at the pit of Acheron, where Macbeth will come to learn his destiny. Hecate tells that when he comes they are to inflate him with false hope and a sense of security.
"Saucy and overbold, how did you dare To trade and traffic with Macbeth"
Macduff is in England with Malcolm, asking King Edward for aid.
Act III: Scene VI
Lennox is having a conversation with an unnamed Lord about all the recent events that have transpired in England. While the murder of Banquo has been blamed on Fleance, as he fleed the scene, both agree that the actions were done by Macbeth. Lennox reveals that Macduff and Malcolm are in England pleading King Edward for aid. Having heard of this, Macbeth has prepared for war. Lennox and the Lord both hope that Macduff is successful, and can save Scottland from Macbeth's terror.