Jeremiah
Jeremiah 42:20BSB·traditional attribution

For you have deceived yourselves by sending me to the LORD your God, saying, ‘Pray to the LORD our God on our behalf, and as for all that the LORD our God says, tell it to us and we will do it.’

John Calvin Reformed @genevareformer

He now adds another circumstance, that they had sent him under the pretense of rare piety, as though they were in every way ready to render obedience to God. But he first says that they had deceived themselves, or had been deceived. The verb תעה, toe, from which the Hithpael comes, means to err or go astray.

Matthew Henry Presbyterian @wholebiblehenry

We have here the answer which Jeremiah was sent to deliver to those who employed him to ask counsel of God. I. It did not come immediately, not till ten days after, Jer 42:7. They were thus long held in suspense, perhaps, to punish them for their hypocrisy or to show that Jeremiah did not speak of himself, nor what he would, for he could...

Commenting on Jeremiah 42:7-22

John Gill Reformed Baptist @doctorgill

And now I have this day declared it unto you,.... The whole will of God, and had not kept back anything from them: but ye have not obeyed the voice of the Lord your God; or, "ye will not obey" (c); the prophet knew they would not obey the command of the Lord not to go into Egypt, either by his conversation with them during...