<span>"He had come forth from the hands of God a perfect creature, happy and prosperous, guarded by the especial care of his Creator." => Adam. Adam is God's special creature, created with utmost care and love, a perfect being that was supposed to rule the Earth and be happy. His tasting of the forbidden fruit brought an end to his happiness and signaled a beginning of toil.
</span>"like him, when I viewed the bliss of my protectors, the bitter gall of envy rose within me." => Satan. One of Satan's crucial features, which ultimately resulted in his banishment, is his envy upon all God's angels and God himself.
<span>"A new species would bless me as its creator and source; many happy and excellent natures would owe their being to me." </span>=> God. He is the only creator and source of everything.
<span>Cry loudly, lift shrill voices like magicians</span>
It more so means Phoney or inactive war. I would say literally but i guess it could be true
