The weight of the golden ear-rings that he requested was one thousand and seven hundred [shekels] of gold, besides the crescents, and the pendants, and the purple clothing that was on the kings of Midian, and besides the chains that were about their camels' necks.
and purple raiment that was on the kings of Midian; which it seems was the colour that kings wore, as they now do; so Strabo h says of the kings of Arabia, that they are clothed in purple: