The drouping Night thus creepeth on them fast,
2 And the sad humour loading their eye liddes,
As messenger of Morpheus on them cast
4 Sweet slombring deaw, the which to sleepe them biddes.
Vnto their lodgings then his guestes he riddes:
6 Where when all drownd in deadly sleepe he findes,
He to his study goes, and there amiddes
8 His Magick bookes and artes of sundry kindes,
He seekes out mighty charmes, to trouble sleepy mindes.

1 The drooping night thus creeps on them fast, 2 And the sad humour loading their eyelids,

sad humour > heavy moisture (see line 4)

3 As messenger of Morpheus, on them cast

As > [Like a] Morpheus > (The god of dreams: one of the sons of Somnus, the god of sleep. His name signifies "Fashioner", "Moulder", because he shapes the sleeper's dreams)

4 Sweet slumbering dew, which to sleep them bids.

dew > (The dew of sleep. Cf. PL 4.614, Richard III IV i 84, Julius Caesar II i 230)

5 To their lodgings then his guests he rids:

rids > dispatches

6 Where, when all drowned in deadly sleep he finds,