Numbers 9:21

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.

Cross-references

Nehemiah 9:12 recalls the pillar of cloud leading Israel by day — the same divine guidance described here by the cloud's movement.

Nehemiah 9:19 recounts the pillar of cloud never departing — reinforcing the consistent guidance detailed here with day/night timing.