Editing Pope Gregory VII (section)

==Doctrine of the Eucharist==
Gregory VII was seen by Pope [[Paul VI]] as instrumental in affirming the tenet that [[Christ]] is present in the [[Blessed Sacrament]]. Gregory's demand that [[Berengarius]] perform a confession of this belief<ref>{{cite book |first=J. |last=De Montclos |title=Lanfranc et Bérenger. La controverse eucharistique du XIe siècle |location=Leuven |year=1971 |oclc=542116 }}</ref> was quoted in Pope Paul VI's historic 1965 encyclical ''[[Mysterium fidei (encyclical)|Mysterium fidei]]'':<ref name= Hardon4 >{{cite book |title=The History of Eucharistic Adoration |first=John A. |last=Hardon |year=2003 |isbn=0-9648448-9-3 |pages=4–10 |publisher=CMJ Publishers and Distrib. }}</ref>

{{blockquote|I believe in my heart and openly profess that the bread and wine that are placed on the altar are, through the mystery of the sacred prayer and the words of the Redeemer, substantially changed into the true and proper and lifegiving flesh and blood of Jesus Christ our Lord, and that after the consecration they are the true body of Christ.<ref>{{cite web |url=https://www.vatican.va/content/paul-vi/en/encyclicals/documents/hf_p-vi_enc_03091965_mysterium.html |work=Vatican website |title=Mysterium fidei }}</ref>}}

This profession of faith began a "Eucharistic Renaissance" in the churches of Europe as of the 12th century.<ref name= Hardon4/>