Source: SK-Sk (Spišska Kapitula) Antiphonale ScepusienseFolio: 046rSequence: 12Full text: Tristitia vestra*Feast: Joannis Port. Lat.Office: MGenre: APosition: 1.1Cantus ID: 005190Notes: Cantus database: Tristitia vestra alleluia vertetur in gaudium alleluia