And the cherubim spread out their wings above, and covered with their wings over the mercy seat, with their faces one to another; even toward the mercy seat were the faces of the cherubim.
All Commentaries on Exodus 37:9 Go To Exodus 37
George Leo Haydock
AD 1849
Covering. This indicated that the Scriptures were to be studied with diligence, as they have a literal and a mystical sense. (St. Gregory of Nyssa)