Jeremiah 41:4 Midrash

וַיְהִ֛י בַּיּ֥וֹם הַשֵּׁנִ֖י לְהָמִ֣ית אֶת־גְּדַלְיָ֑הוּ וְאִ֖ישׁ לֹ֥א יָדָֽע׃

And it came to pass the second day after he had slain Gedaliah, and no man knew it,

Read midrashic interpretation of Jeremiah 41:4: and classical rabbinic exegesis.