Patristic A.D. 604
“(Mor. 11. c. 50.) Now when He was about to speak of the entrance of the narrow gate, He said first, strive, for unless the mind struggles manfully, the wave of the world is not overcome, by which the soul is ever thrown back again into the deep.”
Catena Aurea: Gospel of Luke, as excerpted in the Catena Aurea on Luke 13:22-30
PD · J. H. Newman (Oxford, 1843) ↗