Yirmeyahu (Jeremiah) 40:15

Then Yoḥanan son of Qarĕaḥ spoke secretly to Geḏalyahu in Mitspah, saying, “Please let me go and strike Yishma‛ĕl son of Nethanyah, without anyone knowing it. Why should he murder you, and so let all the Yehuḏim who are gathered to you be scattered, and the remnant in Yehuḏah perish?”