For my people is foolish— Some have supposed that these words, as well as the preceding ones, are to be referred to God; but they suit the prophet much better, who speaks here, as commissioned by the divine authority to preach to this people. See ch. Jeremiah 5:21.
Related Commentaries of Jeremiah 4:22
Jeremiah 4:22
22 For my people is foolish, they have not known me; they are sottish children, and they have none understanding: they are wise to do evil, but to do good they have no knowledge.