It was as if Yahweh were a person standing in the middle of a fire and speaking with a loud voice. See how you translated this in [Deuteronomy 9:10](../09/10.md).
The abstract noun "assembly" can be expressed as the verb "gather together." See how you translated this in [Deuteronomy 9:10](../09/10.md). Alternate translation: "on the day when you Israelites all came and met together in one place"