Revelation 4:5-8

And pulsing from the throne were blinding flashes of lightning, crashes of thunder, and voices. And burning before the throne were seven blazing torches, which represent the seven Spirits of God. And in front of the throne there was pavement like a crystal sea of glass. Around the throne and on each side stood four living creatures, full of eyes in front and behind. The first living creature resembled a lion, the second an ox, the third had a human face, and the fourth was like an eagle in flight. Each of the four living creatures had six wings, full of eyes all around and under their wings. They worshiped without ceasing, day and night, singing