Revelation 4:6-9

6and in front of the throne there was something like a sea or large expanse of glass, like [the clearest] crystal. In the center and around the throne were four living creatures who were full of eyes in front and behind [seeing everything and knowing everything that is around them].

7The first living creature was like a lion, the second creature like a calf (ox), the third creature had the face of a man, and the fourth creature was like a flying eagle.

8And the four living creatures, each one of them having six wings, are full of eyes all over and within [underneath their wings]; and day and night they never stop saying, “Holy, holy, holy [is the] Lord God, the Almighty [the Omnipotent, the Ruler of all], who was and who is and who is to come [the unchanging, eternal God].”

9Whenever the living creatures give glory and honor and thanksgiving to Him who sits on the throne, to Him who lives forever and ever,