'Immersed' in the Bible

Also, anything they fall on when they die will become unclean -- any wood vessel or garment or article of leather or sackcloth. Any such vessel with which work is done must be immersed in water and will be unclean until the evening. Then it will become clean.

There was the likeness of the appearance of a human being seated on the likeness of the throne high above. I noticed that from what appeared to look like his waist upward there was something that looked like metal that glowed as if it were immersed in fire. Below this there was something resembling fire, with a radiant light surrounding him.

and they all were immersed into Moses in the cloud and in the sea.