holy voices those what Hark! mean

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