Moses
Exodus 26:14ESV·traditional attribution

And you shall make for the tent a covering of tanned rams’ skins and a covering of goatskins on top.

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 shalt make the boards for the tabernacle,.... Which were the pillars and supports, and properly the walls of it, which gave it its firmness and security, or otherwise the curtains would have been blown about by every wind: they were to be made of shittim wood standing up; just as they grew, as a Jewish writer observes (p); these planks or boards were...

Jamieson-Fausset-Brown Reformed @jfbcommentary

a covering . . . of rams' skins dyed red--that is, of Turkey red leather. [See on Exo 39:34.]