Commentaries
7:21-28 God shows that obedience was required of them. That which God commanded was, Hearken diligently to the voice of the Lord thy God. The promise is very encouraging. Let God's will be your rule, and his favour shall be your happiness. God was displeased with disobedience. We understand the gospel as little as the Jews understood the law, if we think that even the sacrifice of Christ lessens our obligation to obey.
28. unto them—that is, in reference to them.
a nation—The word usually applied to the Gentile nations is here applied to the Jews, as being east off and classed by God among the Gentiles.
nor receiveth correction—(Jer 5:3).
truth … perished—(Jer 9:3).