Jeremiah 27-29 – This chapter contains letters that Jeremiah sent to the captives in Babylon. 2017

Jer 29:1
Now these are the words of the letter which Jeremiah the prophet sent from Jerusalem to the rest of the elders of the exile, the priests, the prophets, and all the people whom Nebuchadnezzar had taken into exile from Jerusalem to Babylon.

This chapter contains letters that Jeremiah sent to the captives in Babylon. It probably happened after the fall of Judah in 597 B.C.