Banquo, who has accompanied Duncan to Inverness, is uneasy because he too is tempted by the witches' prophecies, although only in his dreams. Macbeth pretends to have forgotten them. Left alone by Banquo, Macbeth sees a gory dagger leading him to Duncan's room. Hearing the bell rung by Lady Macbeth to signal completion of her preparations for Duncan's death, Macbeth exits to kill the king.
Banquo, who has accompanied Duncan to Inverness, is uneasy because he too is tempted by the witches' prophecies, although only in his dreams. Macbeth pretends to have forgotten them. Left alone by Banquo, Macbeth sees a gory dagger leading him to Duncan's room. Hearing the bell rung by Lady Macbeth to signal completion of her preparations for Duncan's death, Macbeth exits to kill the king.