"You shall make the breastplate of judgment. Artistically woven according to the workmanship of the ephod you shall make it: of gold, blue, purple, and scarlet thread, and fine woven linen, you shall make it.
Exodus 28:15
Surrounding context
28:14 and you shall make two chains of pure gold like braided cords, and fasten the braided chains to the settings.
28:15 "You shall make the breastplate of judgment. Artistically woven according to the workmanship of the ephod you shall make it: of gold, blue, purple, and scarlet thread, and fine woven linen, you shall make it.
28:16 It shall be doubled into a square: a span shall be its length, and a span shall be its width.