Studimi
5 The skillfully woven band that was on it, with which to fasten it on, was of the same piece, like its work; of gold, of blue, purple, scarlet, and fine twined linen; as Yahweh commanded Moses.
'Square' signifies righteousness.
(Referencat: Arcana Coelestia 9817, 9861; Exodus 27, 28)