Revelation 19:5

And a voice came from the throne, "Extol our God, all ye his servants, ye who reverence him, low and high!"

Revelation 20:12

And I saw the dead, high and low, standing before the throne, and books were opened ??also another book, the book of Life, was opened ??and the dead were judged by what was written in these books, by what they had done.

Revelation 7:15

For this they are now before the throne of God, serving him day and night within his temple. and he who is seated on the throne shall overshadow them.

Revelation 11:18-19

the nations were enraged, but thine anger has come; the time has come for the dead to be judged, the time for rewarding thy servants the prophets, and the saints who reverence thy name, both low and high, the time for destroying the destroyers of the earth."

Revelation 16:17

The seventh angel poured out his bowl in the air; then came a loud voice out of the temple of heaven from the throne, crying, "All is over!"

Treasury of Scripture Knowledge

Summary

And a voice came out of the throne, saying, Praise our God, all ye his servants, and ye that fear him, both small and great.

General references

Bible References

A voice

Revelation 7:15
For this they are now before the throne of God, serving him day and night within his temple. and he who is seated on the throne shall overshadow them.
Revelation 11:19
Then the temple of God in heaven was thrown open, and the ark of his covenant was seen inside his temple; there were flashes of lightning, loud blasts, peals of thunder, an earthquake, and a hailstorm.
Revelation 16:17
The seventh angel poured out his bowl in the air; then came a loud voice out of the temple of heaven from the throne, crying, "All is over!"

General references

Luke 1:50
his mercy is on generation after generation, for those who reverence him.
Romans 3:18
there is no reverence for God before their eyes.