For thus ... - Because he makes the men of war dispirited. No doubt this was true. Jeremiah, however, did not speak as a private person, but as the representative of the government; the temporal ruler in a theocracy being responsible directly to God.
Related Commentaries of Jeremiah 38:4
Jeremiah 38:4
4 Therefore the princes said unto the king, We beseech thee, let this man be put to death: for thus he weakeneth the hands of the men of war that remain in this city, and the hands of all the people, in speaking such words unto them: for this man seeketh not the welfarea of this people, but the hurt.