Revelation 4:6

4:6 and in front of the throne was something like a sea of glass, like crystal.

In the middle of the throne and around the throne were four living creatures full of eyes in front and in back.

Revelation 4:10

4:10 the twenty-four elders throw themselves to the ground before the one who sits on the throne and worship the one who lives forever and ever, and they offer their crowns before his throne, saying:

Revelation 7:2

7:2 Then I saw another angel ascending from the east, who had the seal of the living God. He shouted out with a loud voice to the four angels who had been given permission to damage the earth and the sea:

Revelation 7:11

7:11 And all the angels stood there in a circle around the throne and around the elders and the four living creatures, and they threw themselves down with their faces to the ground before the throne and worshiped God,