Revelation 4:6 in the King James Version
And before the throne there was a sea of glass like unto crystal: and in the midst of the throne, and round about the throne, were four beasts full of eyes before and behind.
Context
5 Out of the throne proceed lightnings, sounds, and thunders. There were seven lamps of fire burning before his throne, which are the seven Spirits of God.
6 Before the throne was something like a sea of glass, similar to crystal. In the middle of the throne, and around the throne were four living creatures full of eyes before and behind.
7 The first creature was like a lion, the second creature like a calf, the third creature had a face like a man, and the fourth was like a flying eagle.