Exodus 28:28

They shall bind the breastpiece by its rings to the rings of the ephod with a blue cord, so that it will be above the skillfully woven sash of the ephod, so that the breastpiece will not come loose from the ephod.

Numbers 15:38

“Speak to the sons of Israel and tell them to make for themselves tassels on the hems of their garments throughout their generations, and put a cord of blue on the tassel of each hem.

Exodus 28:31

“And you shall make the robe of the ephod all of blue.

Exodus 28:37

You shall fasten it on the front of the turban with a blue cord.

Exodus 39:30-31

They made the plate of the holy crown of pure gold, and wrote on it an inscription, like the engravings of a signet, “Holy to the Lord.”

Treasury of Scripture Knowledge

Summary

And they shall bind the breastplate by the rings thereof unto the rings of the ephod with a lace of blue, that it may be above the curious girdle of the ephod, and that the breastplate be not loosed from the ephod.

General references

Bible References

A lace

Exodus 28:31
“And you shall make the robe of the ephod all of blue.
Exodus 39:30
They made the plate of the holy crown of pure gold, and wrote on it an inscription, like the engravings of a signet, “Holy to the Lord.”
Numbers 15:38
“Speak to the sons of Israel and tell them to make for themselves tassels on the hems of their garments throughout their generations, and put a cord of blue on the tassel of each hem.

General references

Exodus 28:31
“And you shall make the robe of the ephod all of blue.