Quran 22:73 from Surah Al-Hajj on Divine Marvels.
يَٰٓأَيُّهَا ٱلنَّاسُ ضُرِبَ مَثَلٞ فَٱسۡتَمِعُواْ لَهُۥٓۚ إِنَّ ٱلَّذِينَ تَدۡعُونَ مِن دُونِ ٱللَّهِ لَن يَخۡلُقُواْ ذُبَابٗا وَلَوِ ٱجۡتَمَعُواْ لَهُۥۖ وَإِن يَسۡلُبۡهُمُ ٱلذُّبَابُ شَيۡـٔٗا لَّا يَسۡتَنقِذُوهُ مِنۡهُۚ ضَعُفَ ٱلطَّالِبُ وَٱلۡمَطۡلُوبُ
English translation: O mankind O mankind Is set forth an example so listen to it Indeed those whom you invoke besides Allah besides Allah besides Allah will never create a fly even if they gathered together for it And if snatched away from them the fly a thing not they (could) take it back from it So weak (are) the seeker and the one who is sought
Transliteration: yaayyuha al-nasu duriba mathalun fa-is'tami'u lahu inna alladhina tad'una min duni al-lahi lan yakhluqu dhubaban walawi ij'tama'u lahu wa-in yaslub'humu al-dhubabu shayan la yastanqidhuhu min'hu da'ufa al-talibu wal-matlubu