Phlegrean > (It was at Phlegra (or Pallene), in Macedonia, that the
Giants attacked the gods; see 507.10:5)
Jove > (Who defeated the Giants with thunderbolts fashioned by
Vulcan and his Cyclopes)
wrote > set to music

5 That all the gods admired his lofty note.

That > [So that] admired > {Admired; heard with wonder or surprise}

6 But if some relish of that heavenly lay

relish > flavour; trace lay > song

7 His learned daughters would to me report,

His learned daughters > (The nine Muses. "His" may equally refer to Apollo, for in later accounts he is the leader of the choir of Muses, and receives the name of Musagetes as a result. According to Myth. 4.10, the Muses are the children of Apollo rather than of Jupiter) report > send back

8 To deck my song withal, I would essay

withal > notwithstanding essay > attempt

9 Your name, O sovereign queen, to blazon far away.