ذَٰلِكَ بِأَنَّهُمْ شَآقُّوا۟ ٱللَّهَ وَرَسُولَهُۥ ۚ وَمَن يُشَاقِقِ ٱللَّهَ وَرَسُولَهُۥ فَإِنَّ ٱللَّهَ شَدِيدُ ٱلْعِقَابِ
Zaalika bi annahum shaaaqqul laaha wa Rasoolah; wa mai yushaqiqil laaha wa Rasoolahoo fa innal laaha shadeedul 'iqaab
Saheeh International
That is because they opposed Allah and His Messenger. And whoever opposes Allah and His Messenger - indeed, Allah is severe in penalty.