﴿ ۞ وَأَيُّوبَ إِذْ نَادَىٰ رَبَّهُۥٓ أَنِّى مَسَّنِىَ ٱلضُّرُّ وَأَنتَ أَرْحَمُ ٱلرَّٰحِمِينَ ﴾

“AND [remember] Job, when he cried out to his Sus­tainer, “Affliction has befallen me: but Thou art the most merciful of the merciful!””

Please check ayah 21:84 for complete tafsir.