3 Bible Verses about Walled Towns

It had a great high wall, in which were twelve gates; and at these gates there were twelve angels, and there were names inscribed on the gates, the names of the twelve tribes of the Israelites.

Then he measured the wall; it was two hundred and eighty-eight feet, as men measure, that is as the angel measured.

The wall of the City had twelve foundation stones, on which were the twelve names of the twelve Apostles of the Lamb.