And it came to pass, as the angels were gone away from them into heaven, the shepherds said one to another, Let us now go even unto Bethlehem, and see this thing which is come to pass, which the Lord has made known unto us.
All Commentaries on Luke 2:15 Go To Luke 2
Glossa Ordinaria
AD 1480
Not only do they marvel at the mystery of the incarnation, but also at so wonderful an attestation of the shepherds, men who could not have devised these unheard of things, but were with simple eloquence proclaiming the truth.