Image: Offering of Melchizedek
Melchizedek offers bread (Genesis 14:18), here representing the consecrated host of the Christian Eucharist. On the other side of the altar (not shown), Abel offers his lamb. Detail of mosaic on the right wall of the presbytery, c.547. San Vitale Basilica, Ravenna, Italy. San Vitale Basilica, Ravenna, Italy.