ذٰلِكَ بِاَنَّ اللّٰهَ لَمۡ يَكُ مُغَيِّرًا نِّعۡمَةً اَنۡعَمَهَا عَلٰي قَوۡمٍ حَتّٰي يُغَيِّرُوۡا مَا بِاَنۡفُسِهِمۡۙ وَاَنَّ اللّٰهَ سَمِيۡعٌ عَلِيۡمٌۙ‏

That is because Allah would not change a favor which He had bestowed upon a people until they change what is within themselves. And indeed, Allah is Hearing and Knowing