John Gills Exposition of the Bible Commentary - Exodus 26:15
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 F16 Bartenora in Misn. Succa, c. 3. sect. 14. ; these planks or boards were not to be laid along the lengthways of them, but to be set upright; and may... read more
Matthew Henry's Complete Commentary - Exodus 26:15-30
Very particular directions are here given about the boards of the tabernacle, which were to bear up the curtains, as the stakes of a tent which had need to be strong, Isa. 54:2. These boards had tenons which fell into the mortises that were made for them in silver bases. God took care to have every thing strong, as well as fine, in his tabernacle. Curtains without boards would have been shaken by every wind; but it is a good thing to have the heart established with grace, which is as the... read more