Quran 3:165 from Surah Aal-i-Imraan on Divine Marvels.
أَوَلَمَّآ أَصَٰبَتۡكُم مُّصِيبَةٞ قَدۡ أَصَبۡتُم مِّثۡلَيۡهَا قُلۡتُمۡ أَنَّىٰ هَٰذَاۖ قُلۡ هُوَ مِنۡ عِندِ أَنفُسِكُمۡۗ إِنَّ ٱللَّهَ عَلَىٰ كُلِّ شَيۡءٖ قَدِيرٞ
English translation: Or when struck you disaster surely you had struck (them) twice of it you said From where (is) this Say It (is) from yourselves Indeed Allah (is) on every thing All-Powerful
Transliteration: awalamma asabatkum musibatun qad asabtum mith'layha qul'tum anna hadha qul huwa min indi anfusikum inna al-laha ala kulli shayin qadirun