וַֽיִּשְׁמְע֛וּ הַכֹּהֲנִ֥ים וְהַנְּבִאִ֖ים וְכָל־הָעָ֑ם אֶֽת־יִרְמְיָ֔הוּ מְדַבֵּ֛ר אֶת־הַדְּבָרִ֥ים הָאֵ֖לֶּה בְּבֵ֥ית יְהוָֽה׃
So the priests and the prophets and all the people heard Jeremiah speaking these words in the house of the LORD.
Read midrashic interpretation of Jeremiah 26:7: and classical rabbinic exegesis.