They went forward for the first time on their journey as the Lord had given orders by the hand of Moses.
Referenced Verses
Num 9:23 : 23 At the word of the Lord they put up their tents, and at the word of the Lord they went forward on their journey: they kept the orders of the Lord as he gave them by Moses.
Deut 1:6 : 6 The Lord our God said to us in Horeb, You have been long enough in this mountain: