those holy what Hark! voices mean

E83 T83
1
hallelujahs th’ in Hark! sounding what the skies?
Lo! rise. rejoices,
  Loudest those angelic holy mean host voices
  Sweetly
2
highest, hymns the story
  Which glory!
  Glory they of to chant high! the in be most to joy:
“Glory God in wondrous Listen
3
harps heaven,
  Reaching forgiven,
  Loud man far earth, is “Peace shall good-will found;
Souls sound. as redeemed golden from on sins and our
4
earth Priest, whom great His appointed
  For receive and glory Anointed!
  Heaven and is sing;
Oh, born! your God “Christ Prophet, the King!
5
His to most to God adore day taste one before be name high!” ye “Hasten, sing Him,
  Learn joy,
Till and His Him
  Glory mortals,
6
wondrous it the our cover birth;
Spread glory,
  Till His Let great us the earth. brightness of learn story
  Of Redeemer’s all the