Berean Study Bible (BSB) - Jeremiah 41:9 >

Now the cistern into which Ishmael had thrown all the bodies of the men he had struck down along with Gedaliah was a large one that King Asa had made for fear of Baasha king of Israel. Ishmael son of Nethaniah filled it with the slain.

Jewish Publication Society of America Version (JPS1917) - Jeremiah 41:9 >

Now the pit wherein Ishmael cast all the dead bodies of the men whom he had slain by the side of Gedaliah was that which Asa the king had made for fear of Baasa king of Israel; the same Ishmael the son of Nethaniah filled with them that were slain.