Exodus 40:38

for the cloud of Jehovah is on the tabernacle by day, and fire is in it by night, before the eyes of all the house of Israel in all their journeys.

Exodus 13:21

and Jehovah is going before them by day in a pillar of a cloud, to lead them in the way, and by night in a pillar of fire, to give light to them, to go by day and by night;

Numbers 9:15

And in the day of the raising up of the tabernacle hath the cloud covered the tabernacle, even the tent of the testimony; and in the evening there is on the tabernacle as an appearance of fire till morning;

Psalm 78:14

And leadeth them with a cloud by day, And all the night with a light of fire.

Psalm 105:39

He hath spread a cloud for a covering, And fire to enlighten the night.

Isaiah 4:5-6

Then hath Jehovah prepared Over every fixed place of Mount Zion, And over her convocations, A cloud by day, and smoke, And the shining of a flaming fire by night, That, over all honour a safe-guard,

Treasury of Scripture Knowledge

Summary

For the cloud of the LORD was upon the tabernacle by day, and fire was on it by night, in the sight of all the house of Israel, throughout all their journeys.

Bible References

The cloud

Exodus 13:21
and Jehovah is going before them by day in a pillar of a cloud, to lead them in the way, and by night in a pillar of fire, to give light to them, to go by day and by night;
Numbers 9:15
And in the day of the raising up of the tabernacle hath the cloud covered the tabernacle, even the tent of the testimony; and in the evening there is on the tabernacle as an appearance of fire till morning;

Fire

Psalm 78:14
And leadeth them with a cloud by day, And all the night with a light of fire.
Psalm 105:39
He hath spread a cloud for a covering, And fire to enlighten the night.
Isaiah 4:5
Then hath Jehovah prepared Over every fixed place of Mount Zion, And over her convocations, A cloud by day, and smoke, And the shining of a flaming fire by night, That, over all honour a safe-guard,

General references

Exodus 13:21
and Jehovah is going before them by day in a pillar of a cloud, to lead them in the way, and by night in a pillar of fire, to give light to them, to go by day and by night;
Numbers 9:16
so it is continually; the cloud covereth it, also the appearance of fire by night.
Numbers 12:5
And Jehovah cometh down in the pillar of the cloud, and standeth at the opening of the tent, and calleth Aaron and Miriam, and they come out both of them.
Deuteronomy 31:15
and Jehovah is seen in the tent, in a pillar of a cloud; and the pillar of the cloud standeth at the opening of the tent.
Psalm 78:14
And leadeth them with a cloud by day, And all the night with a light of fire.