John Gills Exposition of the Bible Commentary - Exodus 27:8
Hollow with boards shalt thou make it ,.... The frame of it being made of boards of shittim wood, there was nothing within side but the grate, which was put within the square, down into the middle of it, and so was light of carriage; though the Targum of Jonathan, and other Jewish writers, represent this hollow as filled up with dust and earth, to answer to the altar of earth Moses was before bid to make; but this seems quite contrary to the present direction: the hollowness of the altar may... read more
Matthew Henry's Complete Commentary - Exodus 27:1-8
As God intended in the tabernacle to manifest his presence among his people, so there they were to pay their devotions to him, not in the tabernacle itself (into that only the priests entered as God's domestic servants), but in the court before the tabernacle, where, as common subjects, they attended. There an altar was ordered to be set up, to which they must bring their sacrifices, and on which their priests must offer them to God: and this altar was to sanctify their gifts. Here they were... read more