Source: SK-Bra (Bratislava) Antiphonary of Bratislava I EC Lad.3Folio: 068vSequence: 1Full text: Petrus et Joannes ascendebant in templum ad horam orationis nonamFeast: Petri, PauliOffice: MGenre: APosition: 1.1Cantus ID: 004287