1 Enoch 23:1-4
Enoch travels westward and witnesses an eternal blazing fire that continuously pursues celestial bodies. The angel Raphael explains this cosmic fire's...
1From there I went to another place, toward the west, to the ends of the earth.
2And I saw a blazing fire that ran without ceasing, and it did not pause from its course either by day or by night, but continued uniformly.
3And I asked, saying, 'What is this which has no rest?'
4Then Raphael, one of the holy angels who was with me, answered me and said to me, 'This running fire which you have seen — its fire in the west is that which pursues all the luminaries of heaven.'