Source: SK-Bra (Bratislava) Antiphonary of Bratislava I EC Lad.3Folio: 099vSequence: 6Full text: Non ego te desero fili neque derelinquo sed majora tibi debentur pro fide Christi certaminaFeast: LaurentiiOffice: MGenre: APosition: 1.3Cantus ID: 003908