ذَٰلِكَ بِأَنَّهُمۡ شَآقُّواْ ٱللَّهَ وَرَسُولَهُۥۚ وَمَن يُشَاقِقِ ٱللَّهَ وَرَسُولَهُۥ فَإِنَّ ٱللَّهَ شَدِيدُ ٱلۡعِقَابِ
That is because they have split off from God and His messenger. Anyone who splits off from God and His messenger [will find out] that God is Stern in punishment
Author: Tbirving