Ezekiel 10:21
"Every one had four faces apiece, and every one four wings; and the likeness of the hands of a man was under their wings."
Cross References (ranked by relevance)
Ezekiel 1:6
And every one had four faces, and every one had four wings.
Ezekiel 10:14
And every one had four faces: the first face was the face of a cherub, and the second face was the face of a man, and the third the face of a lion, and the fourth the face of an eagle.
Revelation 4:7
And the first beast was like a lion, and the second beast like a calf, and the third beast had a face as a man, and the fourth beast was like a flying eagle.