Exodus 26:6

And thou shalt make fifty taches of gold,.... Which some render "buttons" i, others "hooks" k they seem to be "clasps"; the use of them follows:

and couple the curtains together with the taches; the two great curtains were made out of the ten, which had in them fifty

i קרסי "fibulas", Tigurine version, Vatablus k "Uncinos", Pagninus, Montanus, Drusius; so the Targums of Onkelos and Jonathan.