Source: PL-WRu I F 416 Cistercian Gradual (Silesia)Folio: 159vSequence: 2Feast: Assumptio MariaeOffice: MASSGenre: GrCantus ID: g00412Mode: 5Full text: Propter veritatem et mansuetudinem et justitiam et deducet te mirabiliter dextera tua