Leviticus 8:3

and gather all the congregation together at the door of the tabernacle of meeting."

Surrounding context

8:2 "Take Aaron and his sons with him, and the garments, the anointing oil, a bull as the sin offering, two rams, and a basket of unleavened bread;

8:3 and gather all the congregation together at the door of the tabernacle of meeting."

8:4 So Moses did as the LORD commanded him. And the congregation was gathered together at the door of the tabernacle of meeting.

Translation and sources