Source: PL-WRu I F 414 Cistercian Gradual (Silesia)Folio: 028rSequence: 3Feast: Sabb. Hebd. 3 Quad.Office: MASSGenre: IntrCantus ID: g00771Mode: 5Full text: Verba mea auribus percipe domine intellege clamorem meum intende voci orationis meae