Jeremiah
Jeremiah 17:10ESV·traditional attribution

“I the LORD search the heart and test the mind, to give every man according to his ways, according to the fruit of his deeds.”

John Calvin Reformed @genevareformer

By these words he means that they, after having for a long time made many evasions, would yet be brought to judgment, willing or unwilling; for they could not possibly deprive God of his right, that he should not be the judge of the world, and thus render to each the reward of his own works: for the Prophet does not speak of merits or...

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

I the Lord search the heart,.... The inward parts of it, every room and corner in it; and know the thoughts of it; all its intents, purposes, designs, contrivances, and imaginations; all the secret motions of it, and the wickedness that is in it; so that this is an answer to the question in the preceding verse; and therefore, though the heart is deceitful, it...