Rhetorical persuasion and spiritual awakening

فَمَا ظَنُّكُم بِرَبِّ ٱلْعَـٰلَمِينَ

Then what is your thought about the Lord of the worlds?"

فَبِأَىِّ ءَالَآءِ رَبِّكُمَا تُكَذِّبَانِ

So which of the favors of your Lord would you deny?