nkjv Exodus:19:18-19
nkjv@Exodus:19:18 @ Now Mount Sinai was completely in smoke, because the LORD descended upon it in fire. Its smoke ascended like the smoke of a furnace, and the whole mountain quaked greatly.
nkjv@Exodus:19:19 @ And when the blast of the trumpet sounded long and became louder and louder, Moses spoke, and God answered him by voice.