Exodus 39:28-30 NIV

28 and the turban1 of fine linen, the linen headbands and the undergarments of finely twisted linen.

References for Exodus 39:28

29 The sash was of finely twisted linen and blue, purple and scarlet yarn--the work of an embroiderer--as the LORD commanded Moses.
30 They made the plate, the sacred diadem, out of pure gold and engraved on it, like an inscription on a seal: holy to the LORD.2

References for Exodus 39:30