Jeremiah 41
2 Ref Then Ishmael, the son of Nethaniah, and the ten men who were with him, got up, and attacking Gedaliah, the son of Ahikam, the son of Shaphan, with the sword, put to death him whom the king of Babylon had made ruler over the land.
3 Ref And Ishmael put to death all the Jews who were with him, even with Gedaliah, at Mizpah, and the Chaldaean men of war.