# from his snorting
"when he snorts." A snort is a sound like a short snore. Another possible meaning is "from his sneezing" or "when he sneezes."
# his eyes are like the eyelids of the morning dawn
This means that his eyes are red as the morning dawn is red. (See: [[rc://en/ta/man/jit/figs-simile]])
# his
The word "his" refers to Leviathan.