for the altar of incense made of refined gold, and its weight; also his plan for the golden chariot of the cherubim that spread their wings and covered the ark of the covenant of the LORD.
As for the general charge that David gave his son to seek God and serve him, the book of the law was, in that, his only rule, and there needed no other; but, in building the temple, David was now to give him three things: - 1. A model of the building, because it was to be such a building as neither he nor his architects ever saw.
Commenting on 1 Chronicles 28:11-21
And for the altar of incense refined gold by weight,.... This was also one hundred pounds weight in gold, with which it was to be overlaid (w): and gold for the pattern of the chariot of the cherubim; which were two large ones, besides those which Moses made; and these were not made of gold, as they were, but overlaid with it, see Kg1 6:23...
the chariot of the cherubim--The expanded wings of the cherubim formed what was figuratively styled the throne of God, and as they were emblematical of rapid motion, the throne or seat was spoken of as a chariot (Psa 18:10; Psa 99:1).