Melchizedek

"And Melchizedek king of Salem brought forth bread and wine; and he was the priest of the most high God.

And he blessed him, and said, Blessed be Abram of the most high God, possessor of heaven and earth.

And blessed be the most high God, which hath delivered thine enemies into thine hand." GENESIS 14:18-20

The Last Supper

The stained glass artist is making the connection between the Old and New Testament stories. In the Old Testament Melchizedek , the high priest , brought forth bread and wine.