Jeremiah 34:7-9

Revised Standard Version

⁷ when the army of the king of Babylon was fighting against Jerusalem and against all the cities of Judah that were left, Lachish and Aze′kah; for these were the only fortified cities of Judah that remained.

Treacherous Treatment of Slaves

⁸ The word which came to Jeremiah from the Lord, after King Zedeki′ah had made a covenant with all the people in Jerusalem to make a proclamation of liberty to them, ⁹ that every one should set free his Hebrew slaves, male and female, so that no one should enslave a Jew, his brother.