Whatever good happens to you is from Allah, and whatever bad happens to you is from your own self. We sent you (Muhammad) to humanity as a messenger, and Allah is Witness enough.

وَأَرْسَلْنَاكَ لِلنَّاسِ رَسُولًا ۚ وَكَفَىٰ بِاللَّهِ شَهِيدًا

―Qur'an 4:79