Father, at his last supper, his body and blood, under the appearances of bread and wine, declaring that he was constituted a priest for ever after the order of Melchisedech.x We therefore confess that the sacrifice of the Mass is and ought to be considered, one and the same sacrifice with that of the cross, for the victim is one and the same, namely, Christ our Lord, who offered himself, once only,y a bloody sacrifice
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