36 In still another very genuine way, He is present in the Church as she preaches, since the Gospel which she proclaims is the word of God, and it is only in the name of Christ, the Incarnate Word of God, and by His authority and with His help that it is preached, so that there might be "one flock resting secure in one shepherd." (36)
Source: Mysterium Fidei (Vatican.va)