Source: SK-Lap (Levoča) Antiphonarium MMLE XXII/312Folio: 001rSequence: 4Full text: Isti sunt qui venerunt ex magna tribulatio[ne et laverunt stolas suas in sanguine agni]Feast: Commune plurimorum MartyrumOffice: MGenre: VPosition: 01Cantus ID: 007772a