לָכֵ֛ן הִנְנִ֥י עַל־הַנְּבִאִ֖ים נְאֻם־יְהוָ֑ה מְגַנְּבֵ֣י דְבָרַ֔י אִ֖ישׁ מֵאֵ֥ת רֵעֵֽהוּ׃
Therefore, behold, I am against the prophets, saith the LORD, that steal My words every one from his neighbour.
Read midrashic interpretation of Jeremiah 23:30: and classical rabbinic exegesis.