Revelation 21:12-14

Mace(i) 12 her walls were large and high; the gates were twelve; and at the gates twelve angels, with the names of the twelve tribes of the children of Israel inscrib'd thereon. 13 on the east were three gates; on the north, three gates; on the south, three gates; and three gates on the west. 14 the wall of the city had twelve foundations, and on them the names of the twelve apostles of the lamb.