Thus saith the Lord of hosts... — We have here the nearest parallel in the Old Testament to the Epistles which make up so large a portion of the New, the very text of a written letter sent to those with whom the teacher was no longer able to hold personal communication. It obviously furnished the type which was followed by the writer of the apocryphal letter from Jeremiah in Baruch 6.
Related Commentaries of Jeremiah 29:4
Jeremiah 29:4
4 Thus saith the LORD of hosts, the God of Israel, unto all that are carried away captives, whom I have caused to be carried away from Jerusalem unto Babylon;