Jeremiah 26:14 - Matthew Poole's English Annotations on the Holy Bible

I am in your hand; that is, I am in your prover (as hand often signifieth in Scripture). Jeremiah doth not by this acknowledge any power they had justly thus to restrain and question him. Nor doth he dare them to do what they had a natural power to do, by saying, Do with me what seemeth good unto you; the phrase imports no more than that he could not hinder their doing with him what they pleased. The hands in which he was were the hands of violence, not of justice; for though they had a just power against false prophets, yet they had no such power against any prophet sent by God, let the matter of his prophecy be never so threatening and ungrateful to them. Therefore he addeth,