إِلَّا رَحْمَةً مِّن رَّبِّكَ ۚ إِنَّ فَضْلَهُۥ كَانَ عَلَيْكَ كَبِيرًا

Illa rahmatan min rabbika innafadlahu kana AAalayka kabeera

Except [We have left it with you] as a mercy from your Lord. Indeed, His favor upon you has ever been great.