Exodus 13:22

The pillar of cloud went ever before them by day, and the pillar of fire by night.

Revelation 10:1

And I saw another strong angel coming down out of heaven, clothed with a cloud; and an arch of coloured light was round his head, and his face was like the sun, and his feet like pillars of fire;

Treasury of Scripture Knowledge

Summary

He took not away the pillar of the cloud by day, nor the pillar of fire by night, from before the people.

Pillar of fire

Bible References

Pillar of fire

Revelation 10:1
And I saw another strong angel coming down out of heaven, clothed with a cloud; and an arch of coloured light was round his head, and his face was like the sun, and his feet like pillars of fire;

General references

Numbers 9:16
And so it was at all times: it was covered by the cloud, and by a light as of fire by night.
Numbers 10:34
And by day the cloud of the Lord went over them, when they went forward from the place where they had put up their tents.
Psalm 78:14
In the daytime he was guiding them in the cloud, and all through the night with a light of fire.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain