St. Cyprian, martyred in Africa in 258, chided those who came to Mass and received the Eucharist but made no offering of their own: “You are wealthy and rich, and do you think that you celebrate the Lord’s Supper, not at all considering the offering? Who comes to the Lord’s Supper without a sacrifice, and yet take part of the sacrifice which the poor man has offered? Consider in the Gospel the widow… ”
St. Augustine was impressed by a fifth-century procession of gifts in Rome in which the faithful brought from their own homes things from their kitchen tables.
Augustine called this an “admirable exchange” — for their gifts God gave back Jesus. The prayer over the gifts from the sixth day in the octave of Christmas uses Augustine’s language: “Lord, receive our gifts in this wonderful exchange: from all you have given us we bring you these gifts, and in return, you give us yourself.”