Patristic A.D. 407
“(ubi sup.) Now as the Lord asserted that Elias was to be the forerunner of the second advent, so consequently He asserted that John was the forerunner of the first; wherefore He subjoins, But I say unto you, that Elias is indeed come.”
Catena Aurea: Gospel of Mark, as excerpted in the Catena Aurea on Mark 9:9-13
PD · J. H. Newman (Oxford, 1842) ↗