Sometimes the cloud stayed only from evening till morning, and when it lifted in the morning, they set out. Whether by day or by night, whenever the cloud lifted, they set out.
“Because of your great compassion you did not abandon them in the wilderness. By day the pillar of cloud did not fail to guide them on their path, nor the pillar of fire by night to shine on the way they were to take.
Whether the cloud stayed over the tabernacle for two days or a month or a year, the Israelites would remain in camp and not set out; but when it lifted, they would set out.