Jamieson, Fausset and Brown on Exodus 39:43

43. Moses did look upon all the work, and, behold, they had done it as the Lord had commanded--A formal inspection was made on the completion of the tabernacle, not only with a view to have the work transferred from the charge of the workmen, but to ascertain whether it corresponded with "the pattern." The result of a careful and minute survey showed that every plank, curtain, altar, and vase had been most accurately made of the form, and in the place designed by the Divine Architect--and Moses, in accepting it of their hands, thanked God for them, and begged Him to bless them.