فَإِنْ أَعْرَضُوا۟ فَمَآ أَرْسَلْنَـٰكَ عَلَيْهِمْ حَفِيظًا ۖ إِنْ عَلَيْكَ إِلَّا ٱلْبَلَـٰغُ ۗ وَإِنَّآ إِذَآ أَذَقْنَا ٱلْإِنسَـٰنَ مِنَّا رَحْمَةً فَرِحَ بِهَا ۖ وَإِن تُصِبْهُمْ سَيِّئَةٌۢ بِمَا قَدَّمَتْ أَيْدِيهِمْ فَإِنَّ ٱلْإِنسَـٰنَ كَفُورٌ
Now if they give no heed, they should know that We have not sent you, O Muhammad, to be their keeper. Your only duty is to convey My message. Man is such that when We give him a taste of Our Mercy, he is very happy about it; but when, through his own fault, an evil afflicts him, he becomes utterly ungrateful."