Berean Study Bible (BSB) - Jeremiah 34:7 >

as the army of the king of Babylon was fighting against Jerusalem and the remaining cities of Judah—against Lachish and Azekah. For these were the only fortified cities remaining in Judah.

Jewish Publication Society of America Version (JPS1917) - Jeremiah 34:7 >

when the king of Babylon's army fought against Jerusalem, and against all the cities of Judah that were left, against Lachish and against Azekah; for these alone remained of the cities of Judah as fortified cities.