Final answer:
The emotion expressed in the given lines from Shakespeare's play 'Macbeth' is confusion.
Step-by-step explanation:
In the given lines from Shakespeare's play 'Macbeth,' the emotion expressed is confusion. Macbeth is reflecting on the recent events and the death of the previous king, Duncan. The term 'romage' is likely a typo, and the intended word is 'rummage,' which means a thorough search or investigation. The confusion arises from the chaos and upheaval in the land and the sudden appearance of the late king's image.