Numbers 10:11 - 12
NKJV - 11 Now it came to pass on the twentieth day of the second month, in the second year, that the cloud was taken up from above the tabernacle of the Testimony. 12 And the children of Israel set out from the Wilderness of Sinai on their journeys; then the cloud settled down in the Wilderness of Paran.
For follow-up discussion and general commentary on the topic. Comments are sorted chronologically.