Moses
Exodus 33:9ESV·traditional attribution

When Moses entered the tent, the pillar of cloud would descend and stand at the entrance of the tent, and the LORD would speak with Moses.

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. One mark of displeasure put upon them for their further humiliation: Moses took the tabernacle, not his own tent for his family, but the tent wherein he gave audience, heard causes, and enquired of God, the guild-hall (as it were) of their camp, and pitched it without, afar off from the camp (Exo 33:7), to signify to them that they had rendered...

Commenting on Exodus 33:7-11

John Gill Reformed Baptist @doctorgill

And it came to pass, as Moses entered into the tabernacle, the cloudy pillar descended,.... From the top of the mount in which Jehovah was: and stood at the door of the tabernacle; where Moses was just entered, and in sight of the people, which was a token of grace and favour both to him and them: and the Lord talked with Moses; not the...

Jamieson-Fausset-Brown Reformed @jfbcommentary

the cloudy pillar descended, and stood at the door of the tabernacle--How would the downcast hearts of the people revive--how would the tide of joy swell in every bosom, when the symbolic cloud was seen slowly and majestically to descend and stand at the entrance of the tabernacle!