CCC 1089

"Christ, indeed, always associates the Church with himself in this great work in which God is perfectly glorified and men are sanctified. the Church is his beloved Bride who calls to her Lord and through him offers worship to the eternal Father." SC 7. . . . which participates in the liturgy of heaven

Read the full chapter 1. The Paschal Mystery in the Age of the Church ¶1077–1134