Source: SK-Bra (Bratislava) Antiphonary of Bratislava III EC Lad.6Folio: 010vSequence: 3Full text: Isti sunt qui venerunt ex magna tribulatione et laverunt stolas suas in sanguine agniFeast: Nat. InnocentiumOffice: MGenre: VPosition: 01Cantus ID: 006266b