Source: SK-Bra (Bratislava) Antiphonary of Bratislava III EC Lad.6Folio: 051vSequence: 1Full text: Cumque extendisset manum ut immolaret filium ecce angelus domini de caelo clamavit dicensFeast: Dom. QuinquagesimaeOffice: MGenre: VPosition: 01Cantus ID: 006098b