RobH_en_tn/ezk/43/02.md

Behold!

The word "Behold" here alerts the reader to pay attention to the surprising information that follows.

many waters

This simply means "a lot of water." It could refer to a loud river or a large waterfall or the waves crashing at the ocean. All of these are very loud. See how you translated this in Ezekiel 1:24.

the earth shone with his glory

"the earth was full of bright light from his glory"