Exodus 26:3-5

New International Version

³ Join five of the curtains together, and do the same with the other five. ⁴ Make loops of blue material along the edge of the end curtain in one set, and do the same with the end curtain in the other set. ⁵ Make fifty loops on one curtain and fifty loops on the end curtain of the other set, with the loops opposite each other.