Estudio
21 And God created great whales, and every living creature that moveth, which the waters brought forth abundantly, after their kind, and every winged fowl after his kind: and God saw that it was good.
'A sandal tree' signifies aspects of the natural self.
(Referencias: Apocalypse Explained 518)
44 he turned their rivers into blood, and their streams, so that they could not drink.