Now Mount Sinai was completely covered in smoke because the Lord had descended upon it in fire, and the smoke ascended like the smoke of a furnace, and the whole mountain shook violently.
Moses stretched forth his rod toward the heavens, and the Lord sent thunder and hail, and fire ran along upon the ground. So the Lord rained hail upon the land of Egypt.
Then you came near and stood at the foot of the mountain, and the mountain burned with fire up to the midst of heaven, with darkness, a cloud, a thick cloud.
When you heard the voice out of the midst of the darkness, while the mountain did burn with fire, you came near to me, all the heads of your tribes, and your elders.
And I looked, and behold, you had sinned against the Lord your God and had made yourselves a molded calf. You had quickly turned aside out of the way which the Lord had commanded you.