Numbers 9:21

And if it were so that the cloud was there from the evening until the morning, and that the cloud was taken up in the morning, then they journeyed; or a day and a night, and the cloud was taken up, they journeyed;

Nehemiah 9:12

And thou leddest them in the day by a pillar of cloud, and in the night by a pillar of fire, to give them light in the way wherein they should go.

Nehemiah 9:19

yet thou in thy manifold mercies forsookest them not in the wilderness. The pillar of the cloud departed not from over them by day, to lead them on the way; neither the pillar of fire by night, to shew them light, and the way wherein they should go.

Treasury of Scripture Knowledge

Summary

And so it was, when the cloud abode from even unto the morning, and that the cloud was taken up in the morning, then they journeyed: whether it was by day or by night that the cloud was taken up, they journeyed.

Bible References

Abode

Nehemiah 9:12
And thou leddest them in the day by a pillar of cloud, and in the night by a pillar of fire, to give them light in the way wherein they should go.

General references

Exodus 40:37
And if the cloud were not taken up, then they did not journey until the day that it was taken up.
Numbers 9:16
So it was continually: the cloud covered it, and at night it was as the appearance of fire.
Psalm 136:16
To him that led his people through the wilderness, for his loving-kindness endureth for ever;