Source: PL-WRu I F 413 Cistercian Gradual (Silesia)Folio: 026vSequence: 1Feast: Fer. 4 Hebd. 1 Quad.Office: MASSGenre: TrVPosition: 01Cantus ID: g00698aMode: 2TFull text: Ad te domine levavi animam meam deus meus in te confido non erubescam neque irrideant me inimici mei