I said to him, ‘Sir, you know.’ Then he told me: These are the ones coming out of the great tribulation. They washed their robes and made them white in the blood of the Lamb.
‘As I kept watching, thrones were set in place, and the Ancient of Days took his seat. His clothing was white like snow, and the hair of his head like whitest wool. His throne was flaming fire; its wheels were blazing fire.
the Levitical singers dressed in fine linen and carrying cymbals, harps, and lyres were standing east of the altar, and with them were 120 priests blowing trumpets. The Levitical singers were descendants of Asaph, Heman, and Jeduthun and their sons and relatives.