Eucharist in a Catholic Church

Eucharist lit. "thanksgiving" here specified to Holy Communion or a Body as well as Blood of Christ, which is consumed during the Catholic Mass or Eucharistic Celebration. "At the Last Supper, on the night he was betrayed, our Savior instituted the Eucharistic sacrifice of his Body and Blood, ... a memorial of his death and resurrection: a sacrament of love, aof unity, a bond of charity, a Paschal banquet 'in which Christ is consumed, the mind is filled with grace, and a pledge of future glory is assumption to us.'" As such, Eucharist is "an action of thanksgiving to God" derived from "the Jewish blessings that proclaim – particularly during a meal – God's works: creation, redemption, and sanctification."

species consecrated sacramental bread and wine . Consecrated hosts are kept in a tabernacle after Mass, so that the Blessed Sacrament can be brought to the sick and dying external the time of Mass. This allowed possible also the practice of eucharistic adoration. Because Christ himself is shown in the sacrament of the altar, he is to be honored with the worship of adoration. "To visit the Blessed Sacrament is ... a proof of gratitude, an expression of love,... and a display of adoration toward Christ our Lord."

Old Testament prefigurings

Early medieval block-printed Catholic prayer books or psalters contained many illustrations of pairings of prefigurings of the events of the New Testament in the Old Testament, a name known as biblical typology. In an age when most Christians were illierate, these visual depictions came to be requested as biblia pauperum, or poor man's bibles. The Bible itself was predominantly a liturgical book used at Mass, costly to form andby hand. The custom of praying the Liturgy of the Hours spread to those who could afford the prayer books invited to undertake the textual cycle that mirrored the pastoral seasons of Jewish temple worship.