5th Century
Portrait of St. Leo the Great

St. Leo the Great

Patristic Period
"

You ought so to be partakers at the Holy Table, as to have no doubt whatever concerning the reality of Christ's Body and Blood. For that is taken in the mouth which is believed in Faith, and it is vain for them to respond Amen who dispute that which is taken. "

Sermon 91: On the Fast of the Seventh Month, VI View Source