Exodus 28:15

28:15 “You are to make a breastpiece for use in making decisions, the work of an artistic designer; you are to make it in the same fashion as the ephod; you are to make it of gold, blue, purple, scarlet, and fine twisted linen.

Exodus 28:28

28:28 They are to tie the breastpiece by its rings to the rings of the ephod by blue cord, so that it may be above the waistband of the ephod, and so that the breastpiece will not be loose from the ephod.

Exodus 35:35

35:35 He has filled them with skill to do all kinds of work as craftsmen, as designers, as embroiderers in blue, purple, and scarlet yarn and in fine linen, and as weavers. They are craftsmen in all the work and artistic designers.

Exodus 38:18

38:18 The curtain for the gate of the courtyard was of blue, purple, and scarlet yarn and fine twisted linen, the work of an embroiderer. It was thirty feet long, and like the hangings in the courtyard, it was seven and a half feet high,

Exodus 39:21

39:21 They tied the breastpiece by its rings to the rings of the ephod by blue cord, so that it was above the waistband of the ephod, so that the breastpiece would not be loose from the ephod, just as the Lord had commanded Moses.