Exodus 28:27

Make two more gold rings, and fasten them to the bottom of the shoulder straps on the front of the ephod. This will be close to the seam just above the belt of the ephod.

Treasury of Scripture Knowledge

Summary

And two other rings of gold thou shalt make, and shalt put them on the two sides of the ephod underneath, toward the forepart thereof, over against the other coupling thereof, above the curious girdle of the ephod.

The curious girdle

Bible References

The curious girdle

Exodus 28:8
Make the belt that is attached to the ephod from the same fabric.