Cosmas Indicopleustes, on Acts 12:15

“But they said to her: Thou art mad. But she affirmed that it was so. Then said they: It is his angel.”

“archangels are entrusted with the administration and guardianship of particular nations and kingdoms: Yea, even that an angel attends each man as his guardian; as when the church says concerning Peter in Acts: It is his angel. The Lord likewise in the Gospels exclaims: For their angels always behold the face of my Father who is in heaven; thus plainly showing that each one of us has his angel, evidently as his guide and his guardian”

Imported from an open dataset — not yet checked against the printed edition.