“Son of Adam, stand on your feet, and I will speak with you.”
Ezekiel the priest had fallen on his face at the sight of the appearance of the likeness of the glory of the Lord. As a son of fallen Adam, that was where he belonged. That is where we all belong, naturally speaking. Down through history, whenever men glimpsed the glory of the Lord even in smaller ways than the spectacular view afforded Ezekiel, they have tended to keel over.