Source: PL-Wn 12496 IV Graduale cistercienseFolio: 057rSequence: 1Feast: Dom. 24 p. Pent.Office: MASSGenre: ComCantus ID: g01258Mode: 1Full text: Amen dico vobis quidquid orantes petitis credite quia accipietis et fiet vobisExternal image link: Image link