John Gills Exposition of the Bible Commentary - Exodus 26:18
And thou shalt make the boards for the tabernacle ,.... As in the manner before described, so in number as follows: twenty boards on the south side southward ; which being a cubit and a half broad, made the length of the tabernacle fifteen yards according to the common account; but if these were cubits of twenty one inches, then its length was much greater. read more
John Gills Exposition of the Bible Commentary - Exodus 26:17
Two tenons shall there be on one board ,.... Every board was to be so cut and shaped at the lower end of it, as to have, as it were, "two hands" F18 שתי ידות "duae manus", Montanus. , as in the original, to enter into, lay hold on, and fasten in mortises: set in order one against another ; at a proper distance from each other, as the rounds of a ladder: thus shalt thou make for all the boards of the tabernacle ; everyone was to have two tenons. read more