Jeremiah 41:3
Ishmael also killed all the Jews who were with him, with Gedaliah, at Mizpah, and the Chaldeans who were found there, the men of war.
2 Kings 25:25
And it happened in the seventh month, Ishmael the son of Nethaniah, the son of Elishama of the seed of the kingdom, and ten men with him, came and struck Gedaliah, and he died, and also the Jews and the Chaldeans who were with him at Mizpah.
Ecclesiastes 9:18
Wisdom is better than weapons of war; but one sinner destroys much good.
Jeremiah 41:11-12
But when Johanan the son of Kareah, and all the commanders of the forces with him, heard of all the evil that Ishmael the son of Nethaniah had done,
Lamentations 1:2
She bitterly weeps in the night, and her tears are on her cheeks; among all her lovers, she has none to comfort her. All her friends have dealt deceitfully with her; they became her enemies.