Parallel
Exodus 36:29
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
And they were coupled (note: Heb. twinned) beneath, and coupled together at the head thereof, to one ring: thus he did to both of them in both the corners.
coupled together from bottom to top and fitted into a single ring. He made both corners in this way.