Al-Baqarah - 156

﴿الَّذِينَ إِذَا أَصَابَتْهُمْ مُصِيبَةٌ قَالُوا إِنَّا لِلَّهِ وَإِنَّا إِلَيْهِ رَاجِعُونَ﴾

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156. Who, when afflicted with calamity, say: "Truly! To Allâh we belong and truly, to Him we shall return."