^{17 Ref} And on it you are to put four lines of jewels; the first line is to be a cornelian, a chrysolite, and an emerald;

^{18 Ref} The second, a ruby, a sapphire, and an onyx;

^{19 Ref} The third, a jacinth, an agate, and an amethyst;

^{20 Ref} The fourth, a topaz, a beryl, and a jasper; they are to be fixed in twisted frames of gold.