Peter, when after so many miracles and such high doctrine he confessed that, "Thou art the Son of God" (Matt. xvi. 16), is called "blessed," as having received the revelation from the Father;
-St. John Chrysostom, Homily 21 on John 1, 1. B#58, pp. 72, 73, 4th Century


... while Nathanael, though he said the very same thing before seeing or hearing either miracles or doctrine, had no such word addressed to him, but as though he had not said so much as he ought to have said, is brought to things greater still.
-St. John Chrysostom, Homily 21 on John 1, 1. B#58, pp. 72, 73, 4th Century