(111) وَ لَوْ أَنَّنا نَزَّلْنا إِلَيْهِمُ الْمَلائِكَةَ وَ كَلَّمَهُمُ الْمَوْتى وَ حَشَرْنا عَلَيْهِمْ كُلَّ شَيْءٍ قُبُلاً ما كانُوا لِيُؤْمِنُوا إِلاَّ أَنْ يَشاءَ اللَّهُ وَ لكِنَّ أَكْثَرَهُمْ يَجْهَلُونَ
111. " And even if We sent down the angels to them, and the dead spoke to them, and We mustered all things before them, (even then) they would not believe, unless Allah pleases; but most of them (deliberately) ignore."
The purpose of these holy verses is to make clear that some of the seekers of surprising miracles are not true in their demands and their aim is not to embrace the Truth. That is why some of their wishes (like that Allah comes in front of them) are basically impossible.
In this verse, the Qur'an explicitly says that had their demands been fulfilled in the same form that they wanted, and the angels had been sent down upon them, and the dead had come to speak with them, and in short whatever they had wished were provided for them, even then, they would not believe. Here is the verse :
Then, to emphasize on the matter, it implies that it is in one case
possible that they believe and that is in the case that Allah forces them to accept the Faith by His Sovereign Will :
And, it is evident that this sort of Faith will contain no training income and no effect of perfection.
So, at the end of the verse, it adds :
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