For in Christ all the fullness of the Deity dwells in bodily form.
9. For in him dwelleth. Here we have the reason why those elements of the world, which are taught by men, do not accord with Christ — because they are additions for supplying a deficiency, as they speak. Now in Christ there is a perfection, to which nothing can be added.
The apostle cautions the Colossians against deceivers (Col 2:4): And this I say lest any man beguile you with enticing words; and Col 2:8, Lest any man spoil you. He insists so much upon the perfection of Christ and the gospel revelation, to preserve them from the ensnaring insinuations of those who would corrupt their principles. Note, 1. The way in which Satan spoils souls is by beguiling them.
Commenting on Colossians 2:4-12
For in him dwelleth all the fulness of the Godhead bodily. This is to be understood, not of the doctrine, or Gospel of Christ, as being a perfect revelation of the will of God; but of Christ, and particularly of his human nature, as consisting of a true body and a reasonable soul, in which the Godhead dwells in a most eminent manner: God indeed...