Exodus 39:31

31 And they tied to it a cord of blue to fasten it on the turban above, as the LORD had commanded Moses.

Exodus 39:31 In-Context

29 and the sash of fine twined linen and of blue and purple and scarlet yarns, embroidered with needlework, as the LORD had commanded Moses.
30 They made the plate of the holy crown of pure gold, and wrote on it an inscription, like the engraving of a signet, "Holy to the LORD."
31 And they tied to it a cord of blue to fasten it on the turban above, as the LORD had commanded Moses.
32 Thus all the work of the tabernacle of the tent of meeting was finished, and the people of Israel did according to all that the LORD had commanded Moses; so they did.
33 Then they brought the tabernacle to Moses, the tent and all its utensils, its hooks, its frames, its bars, its pillars, and its bases;
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