The Holy Canons Constantinople I Canon 3
Canon 3 The bishop of Constantinople ranks after Rome
Κανόνες τῆς ἐν Κωνσταντινουπόλει Ἁγίας καὶ Οἰκουμενικῆς Β´ Συνόδου
The Second Ecumenical Council · Constantinople, 381 · convened by the emperor Theodosius the Great · Second Ecumenical Council: Constantinople I (381) on the map
The bishop of Constantinople, however, is to have the prerogatives of honour after the bishop of Rome, because it is New Rome.
Τὸν μέν τοι Κωνσταντινουπόλεως ἐπίσκοπον ἔχειν τὰ πρεσβεῖα τῆς τιμῆς μετὰ τὸν τῆς Ῥώμης ἐπίσκοπον, διὰ τὸ εἶναι αὐτὴν νέαν Ῥώμην.
The Second Ecumenical Council, the canons
English: this site's translation of the Greek beside it. Greek: the text of the Pedalion, as transcribed at users.uoa.gr/~nektar and corrected here. About these texts.