وَلَوۡ شَآءَ رَبُّكَ لَجَعَلَ ٱلنَّاسَ أُمَّةٗ وَٰحِدَةٗۖ وَلَا يَزَالُونَ مُخۡتَلِفِينَ
Walaw shaa rabbuka lajaAAala alnnasa ommatan wahidatan wala yazaloona mukhtalifeena
And if your Lord had willed, He could have made mankind one community; but they will not cease to differ