Jeremiah
Jeremiah 17:5ESV·traditional attribution

Thus says the LORD: “Cursed is the man who trusts in man and makes flesh his strength, whose heart turns away from the LORD.

John Calvin Reformed @genevareformer

The Prophet, I doubt not, prefixed this sentence to many of his discourses, for it was neccssary often to repeat it, as the Jews were so refractory in their minds. We have already seen how sharply he inveighed against their false confidence: but it was necessary to lay down this truth. He then wrote once for all what he had often said.

Matthew Henry Presbyterian @wholebiblehenry

It is excellent doctrine that is preached in these verses, and of general concern and use to us all, and it does not appear to have any particular reference to the present state of Judah and Jerusalem. The prophet's sermons were not all prophetical, but some of them practical; yet this discourse, which probably we have here only the heads of, would be of singular...

Commenting on Jeremiah 17:5-11

John Gill Reformed Baptist @doctorgill

Thus saith the Lord,.... Here begins a new discourse, or part of one; or, however, another cause or reason of the ruin and destruction of the Jews is suggested; namely, their trust in man, or confidence in the creature, which is resented and condemned: cursed be the man that trusteth in man; as the Jews did in the Egyptians and Assyrians; see Jer 2:36, and...