Rashi on Exodus 33:4/רש"י על שמות ל״ג:ד׳

1הדבר הרע THIS EVIL THING — that the Shechina would not dwell nor go with them.

2איש עדיו [AND NO MAN PUT ON HIM] HIS ORNAMENT — the crowns which were given them on Horeb when they said: (Exodus 24:7) “we shall do and hearken” (Shabbat 88a).