Letter 32: Even if the heresy of Montanus was unknown to you until now, as you write, it has long been known to the Church —...

To Erminos It signifies that the priest must be a lamp. God lights the priest as a lamp, and sets him upon the lampstand of his own light-bearing seat, so that he may flash forth illumination to the Church, cleared of all darkness both in doctrines and in deeds; so that the peoples, beholding the rays of that life-giving radiance, may be directed toward them, and may glorify the Father of lights. You have a concise solution to what you asked.

Σημαίνει ὅτι λύχνον τὸν ἱερέα εἶναι χρή. Ἄπτει λύχνον ὁ Θεὸς ἱερέα, καὶ τίθησιν ἐπὶ λυχνίας τῆς ἑαυτοῦ φωτοφόρου καθέδρας, ἵν’ ἐξαστράπτῃ φωτισμὸν τῇ Ἐκκλησίᾳ καὶ δογμάτων καὶ πράξεων σκότους ἀπηλλαγμένων· ὅπως ὁρῶντες οἱ λαοὶ τὰς ἀκτῖνας τῆς ζωτικῆς λαμπηδόνος, πρὸς ἐκείνας εὐθύνωνται, καὶ τὸν Πατέρα τῶν φώτων δοξάζωσιν. Ἔχεις τὴν λύσιν ὧν ἠρώτησας σύντομον.