Exodus 26:10

Make fifty loops along the edge of the end curtain in one set and also along the edge of the end curtain in the other set.

(New International Version)

'You shall make fifty loops on the edge of the curtain that is outermost in the first set, and fifty loops on the edge of the curtain that is outermost in the second set.

(New American Standard Bible)

And thou shalt make fifty loops on the edge of the one curtain that is outmost in the coupling, and fifty loops in the edge of the curtain which coupleth the second.

(King James Version)