Source: SK-Sk (Spišska Kapitula) Antiphonale ScepusienseFolio: 153rSequence: 6Full text: Regali ex progenie Maria virgo exorta refulget cujus precibus nos adjuvari mente et spiritu devotissime poscimusFeast: Nativitas MariaeOffice: MGenre: RPosition: 3.1Cantus ID: 007519