Word by Word Analysis

وَمَا لَهُمْ أَلَّا يُعَذِّبَهُمُ ٱللَّهُ وَهُمْ يَصُدُّونَ عَنِ ٱلْمَسْجِدِ ٱلْحَرَامِ وَمَا كَانُوٓا۟ أَوْلِيَآءَهُۥٓ ۚ إِنْ أَوْلِيَآؤُهُۥٓ إِلَّا ٱلْمُتَّقُونَ وَلَـٰكِنَّ أَكْثَرَهُمْ لَا يَعْلَمُونَ 34

But why should Allāh not punish them while they obstruct [people] from al-Masjid al-Ḥarām and they were not [fit to be] its guardians? Its [true] guardians are not but the righteous, but most of them do not know.