4ذٰلِكَ بِأَنَّهُم شاقُّوا اللَّهَ وَرَسولَهُ ۖ وَمَن يُشاقِّ اللَّهَ فَإِنَّ اللَّهَ شَديدُ العِقابِM. H. ShakirThat is because they acted in opposition to Allah and His Apostle, and whoever acts in opposition to Allah, then surely Allah is severe in retributing (evil).