Source: SK-Bra (Bratislava) Antiphonary of Bratislava I EC Lad.3Folio: 101rSequence: 2Full text: Quo progrederis sine filio pater quo sacerdos sancte sine diacono properas tu numquam sine ministro sacrificium offerre consueverasFeast: LaurentiiOffice: MGenre: RPosition: 2.1Cantus ID: 007502