What does Exodus 33:5 mean?

The Lord told Moses, 'Tell the Israelites, "You’re a stubborn people. If I went with you even for a moment, I’d have to wipe you out. Take off your jewelry so I can decide what to do with you."' Exodus 33:5 - Modern Text Bible

(God repeats His warning and tells them to humble themselves, giving them time to reflect on their actions.)