Sura 21 Al-Anbiya (The Prophets), aya 83

1. وَأَيُّوبَ إِذْ نَادَىٰ رَبَّهُ أَنِّي مَسَّنِيَ الضُّرُّ وَأَنْتَ أَرْحَمُ الرَّاحِمِينَ

   And (mention) Job, when he called to his Lord, "Indeed, adversity has touched me, and you are the Most Merciful of the merciful."

   21:83

Tafsiri: Saheeh International