The wall of the city had twelve foundation stones, and engraved upon them were twelve names--the names of the twelve Apostles of the Lamb.

As for the foundation-stones of the city wall, which were beautified with various kinds of precious stones, the first was jasper, the second sapphire, the third chalcedony, the fourth emerald, the fifth sardonyx, the sixth sardius,

"'Let all who have ears give heed to what the Spirit is saying to the Churches. He who overcomes--to him I will give some of the hidden Manna, and a white stone; and--written upon the stone and known only to him who receives it-- a new name.'