“I have fed you with milk, etc.]” It is usual with the Jews to compare the law to milk, and they say, that “as milk strengthens and nourishes an infant, so the law strengthens and nourishes the soul;” but the apostle does not here mean hrwt lç blj, “the milk of the law”, as they call it, but the Gospel; comparable to milk, for its purity and wholesomeness, for the nourishing virtue there is in it, and because easy of digestion; for he designs by it, the more plain and easy doctrines of the Gospel, such as babes in Christ were capable of understanding and receiving: and not with meat; the more solid doctrines of the Gospel, and sublime mysteries of grace; the wisdom of…

“And I, brethren, could not speak unto you, etc.]” Though the apostle was a spiritual man himself, had spiritual gifts, even the extraordinary gifts of the Spirit, could judge all things, had the mind of Christ, and was able to speak the wisdom of God in a mystery, yet could not speak it to them, “as unto spiritual;” Not but that they had the Spirit of God in them, and a work of grace upon them; for they were, as the apostle afterwards says, the temple of God, and the Spirit of God dwelt in them; they were washed, sanctified, and justified, in the name of the Lord Jesus, and by the Spirit of our God; but had not that spiritual discerning, or judgment in…

“For who hath known the mind of the Lord, etc.]” The deep counsels of his heart, the scheme of salvation by Jesus Christ, as drawn in his eternal mind, the sense of the Spirit of God in the writings of the Old Testament, the things of the Spirit of God, or the doctrines of grace more clearly revealed under the Gospel dispensation; not any natural man, by the light of truth and strength of reason, has known any of these things. The apostle either cites or alludes to (Isaiah 40:13) “that he may instruct him?” Not the Lord, who needs no instruction from any, nor can any teach and instruct him, nor would any be so bold and insolent as to attempt it nor does…