Exodus 12:8-9
12:8 They will eat the meat the same night; they will eat it roasted over the fire with bread made without yeast and with bitter herbs.
12:9 Do not eat it raw or boiled in water, but roast it over the fire with its head, its legs, and its entrails.
Exodus 13:22
13:22 He did not remove the pillar of cloud by day nor the pillar of fire by night from before the people.
Exodus 14:24
14:24 In the morning watch the Lord looked down on the Egyptian army through the pillar of fire and cloud, and he threw the Egyptian army into a panic.
Exodus 24:17
24:17 Now the appearance of the glory of the Lord was like a devouring fire on the top of the mountain in plain view of the people.