"The holy council teaches and openly and plainly professes that after the consecration of bread and wine, our Lord Jesus Christ, true God and true man, is truly, really and substantially contained in the august sacrament of the Holy Eucharist under the appearance of those sensible things." -Council of Trent
"The holy council in the next place calls to mind that the Church has instructed priests to mix water with the wine that is to be offered in the chalice; because it is believed that Christ the Lord did this, and also because from His side there came blood and water; the memory of this [...]
"The practice of carrying the Sacred Eucharist to the sick and of carefully reserving it for this purpose in churches, besides being exceedingly reasonable and appropriate, is also found enjoined in numerous councils and is a very ancient observance of the Catholic Church." Source: Council of Trent Session XIII
"Since Christ our Redeemer declared that to be truly His own body which He offered under the form of bread, it has, therefore, always been a firm belief in the Church of God, and this holy council now declares it anew, that by the consecration of the bread and wine a change is brought about [...]
"This has always been the belief of the Church of God, that immediately after the consecration the true body and the true blood of our Lord, together with His soul and divinity exist under the form of bread and wine, the body under the form of bread and the blood under the form of wine." [...]
"Our Savior, when about to depart from this world to the Father, instituted this sacrament, in which He poured forth, as it were, the riches of His divine love towards men, making a remembrance of his wonderful works, and commanded us in the participation of it to reverence His memory and to show forth his [...]
“The holy council teaches and openly and plainly professes that after the consecration of bread and wine, our Lord Jesus Christ, true God and true man, is truly, really and substantially contained in the august sacrament of the Holy Eucharist under the appearance of those sensible things.” Source: Council of Trent Session XIII [...]