Exodus 27:14-16

MSB^{(i) 14} Make the curtains on one side fifteen cubits long, with three posts and three bases, ¹⁵ and the curtains on the other side fifteen cubits long, with three posts and three bases. ¹⁶ The gate of the courtyard shall be twenty cubits long, with a curtain embroidered with blue, purple, and scarlet yarn, and finely spun linen. It shall have four posts and four bases.