CCC 1541

The liturgy of the Church, however, sees in the priesthood of Aaron and the service of the Levites, as in the institution of the seventy elders, Cf. Num 11:24-25. a prefiguring of the ordained ministry of the New Covenant. Thus in the Latin Rite the Church prays in the consecratory preface of the ordination of bishops:

God the Father of our Lord Jesus Christ, by your gracious word you have established the plan of your Church. From the beginning, you chose the descendants of Abraham to be your holy nation. You established rulers and priests and did not leave your sanctuary without ministers to serve you.... Roman Pontifical, Ordination of Bishops 26, Prayer of Consecration.

Read the full chapter 3. The Sacraments at the Service of Communion ¶1533–1666