Religious division and sectarianism (tafurruq)

وَتَقَطَّعُوٓا۟ أَمْرَهُم بَيْنَهُمْ ۖ كُلٌّ إِلَيْنَا رَٰجِعُونَ

And [yet] they divided their affair [i.e., that of their religion] among themselves, [but] all to Us will return.