Moses
Exodus 26:9ESV·traditional attribution

You shall couple five curtains by themselves, and six curtains by themselves, and the sixth curtain you shall double over at the front of the tent.

Matthew Henry Presbyterian @wholebiblehenry

Moses is here ordered to make a double covering for the tabernacle, that it might not rain in, and that the beauty of those fine curtains might not be damaged. 1. There was to be a covering of hair camlet curtains, which were somewhat larger every way than the inner curtains, because they were to enclose them, and probably were stretched out at some little...

Commenting on Exodus 26:7-14

John Gill Reformed Baptist @doctorgill

And thou shall couple five curtains by themselves,.... And make one large curtain of them, as was ordered with respect to the linen curtains: and six curtains by themselves; as there were eleven of them, such a division was made of five into one large curtain, and six into another; and as that which had six in it would reach further than the other, provision...

Geneva Bible Notes Reformed @genevanotes

And thou shalt couple five curtains by themselves, and six curtains by themselves, and shalt double the sixth curtain in the forefront of the tabernacle. (e) That is, five on the one side, and five on the other, and the sixth should hang over the door of the tabernacle.