Reference for Leviticus 8:3

וְאֵ֥ת כָּל־הָעֵדָ֖ה הַקְהֵ֑ל אֶל־פֶּ֖תַח אֹ֥הֶל מוֹעֵֽד׃

and assemble thou all the congregation at the door of the tent of meeting.’

BDB

BDB