Isaiah 41:29 Midrash

הֵ֣ן כֻּלָּ֔ם אָ֥וֶן אֶ֖פֶס מַעֲשֵׂיהֶ֑ם ר֥וּחַ וָתֹ֖הוּ נִסְכֵּיהֶֽם׃ (פ)

Behold, all of them, Their works are vanity and nought; Their molten images are wind and confusion.

Read midrashic interpretation of Isaiah 41:29: and classical rabbinic exegesis.