Exodus 39:15

And they made chains for the breastplate at the ends, like braided cords of pure gold.

Surrounding context

39:14 There were twelve stones according to the names of the sons of Israel: according to their names, engraved like a signet, each one with its own name according to the twelve tribes.

39:15 And they made chains for the breastplate at the ends, like braided cords of pure gold.

39:16 They also made two settings of gold and two gold rings, and put the two rings on the two ends of the breastplate.

Translation and sources