Nor did demons crucify him; it is you who have crucified him and crucify him still, when you delight in your vices and sins. 392
Catechism number 611
The Eucharist that Christ institutes at that moment will be the memorial of his sacrifice.431 Jesus includes the apostles in his own offering and bids them perpetuate it.432 By doing so, the Lord institutes his apostles as priests of the New Covenant: "For their sakes I sanctify myself, so that they also may be sanctified in truth."433
The agony at Gethsemani