Exodus 39:29-31

Darby Translation

²⁹ and the girdle, of twined byssus, and blue, and purple, and scarlet, of embroidery; as Jehovah had commanded Moses.

³⁰ And they made the thin plate, the holy diadem, of pure gold, and wrote on it with the writing of the engravings of a seal, Holiness to Jehovah!

³¹ And they fastened to it a lace of blue, to fasten [it] on the turban above; as Jehovah had commanded Moses.