Exodus 28:13-14

28:13 You are to make filigree settings of gold 28:14 and two braided chains of pure gold, like a cord, and attach the chains to the settings.

Exodus 28:25

28:25 the other two ends of the two chains you will attach to the two settings and then attach them to the shoulder pieces of the ephod at the front of it.

Exodus 39:6

39:6 They set the onyx stones in gold filigree settings, engraved as with the engravings of a seal with the names of the sons of Israel.

Exodus 39:13

39:13 and the fourth row, a chrysolite, an onyx, and a jasper. They were enclosed in gold filigree settings.

Exodus 39:18

39:18 the other two ends of the two chains they attached to the two settings, and they attached them to the shoulder pieces of the ephod at the front of it.