וַיַּ֤רְא מֹשֶׁה֙ אֶת־הָעָ֔ם כִּ֥י פָרֻ֖עַ ה֑וּא כִּֽי־פְרָעֹ֣ה אַהֲרֹ֔ן לְשִׁמְצָ֖ה בְּקָמֵיהֶֽם׃
And when Moses saw that the people were broken loose—for Aaron had let them loose for a derision among their enemies—
Read kabbalistic (mystical) interpretation of Exodus 32:25: and classical mystical sources.