Exodus 40:33

And he reared up the court round about the tabernacle and the altar, and set up the hanging of the court gate. So Moses finished the work.

So Moses finished the work. Though it is not expressly recorded in this passage, yet, from what took place on all similar occasions, there is reason to believe that, on the inauguration day, the people were summoned from their tents-were all drawn up, a vast assemblage, yet in calm and orderly arrangement, around the newly erected tabernacle.