And this was how I saw the horses in my vision: the riders wore breastplates the color of fire and of sapphire and of sulfur, and the heads of the horses were like the heads of lions, and out of their mouths came fire and smoke and sulfur.

The foundations of the city wall were adorned with every kind of precious stone. The first foundation was jasper, the second sapphire, the third chalcedony, the fourth emerald,