'Mortal' in the Bible

“Son of man, say to the prince of Tyre, ‘Thus says the Lord God,“Because your heart is lifted upAnd you have said and thought, ‘I am a god,I sit in the seat of the godsIn the heart of the seas’;Yet you are [only] a man [weak, feeble, made of earth] and not God,Though you [imagine yourself to be more than mortal and] think your mind is as [wise as] the mind of God—