Source: SK-BRsa (Bratislava) Slovenský národný archív - Antiphonary of Bratislava IVFolio: 019rSequence: 4Full text: Praecursor pro nobis ingreditur agnus sine macula secundum ordinem Melchisedech pontifex factus est in aeternum et in saeculum saeculiFeast: Dom. 4 AdventusOffice: MGenre: RPosition: 3.1Cantus ID: 007421