"Macbeth"

"The night has been unruly: where we lay, our chimneys were blown down; and, as they say, lamentings heard i' the air; strange screams of death, and prophesying with accents terrible of dire combustion and confused events new hatch'd to the woeful time: the obscure bird Clamour'd the livelong night: some say, the earth was feverous and did shake." (II.iii.54-62)
Death is a person, haunting those who are waking and those who are sleeping, not differentiating between the two. It can take the image of its former body, or it can take the shape of the unknown. …