An halloucination of a dagger. 'Is this a dagger I see before me, the handle towards my hand? Come, let me clutch thee.' etc etc!
Macbeth sees a vision of a floating dagger pointing him the way to King Duncan's chamber, which forces him to pause in realization of the gravity of his actions and the consequences of his ambition.
Mainly Macbeth, but I suppose his power-hungry wife as well.
NO! Lady Macbeth does not kill king Duncan's Guard Macbeth does to prove his guilt.
Macbeth felt he had to kill the king's servants as they may have possibly figured out that it was him who killed the king. He then tells others he had to kill them as they had killed the king.
she was able to persuade him to kill the king
Macbeth killed King Duncan after hearing the witches' prophecies and being urged on by his wife, Lady Macbeth
In one of Macbeth's chambers where he spent the night.
because, the three witches told his future and said that Macbeth would be king. But then King Duncan said that his son would be king Malcolm. So lady Macbeth and Macbeth deicide to kill him so he would become king.
In the novel,Macbeth, Lady Macbeth induced Macbeth to kill the king.
Three witches
she gets the guards drunk so that they pass out allowing Macbeth to kill duncan.
Get the guards drunk and stab the king in his bed. It's not a complicated plan.