This can be stated in active form. Alternate translation: "Yahweh wrote on them the same words he had said to you" (See: [[rc://en/ta/man/translate/figs-activepassive]])
The abstract noun "assembly" can be expressed as the verb "gather together." Alternate translation: "on the day when you Israelites all came and met together in one place" (See: [[rc://en/ta/man/translate/figs-abstractnouns]])