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 5:1

The Opening of the Scroll

5:1 Then I saw in the right hand of the one who was seated on the throne a scroll written on the front and back and sealed with seven seals.