Quran 15:2 from Surah Al-Hijr on Divine Marvels.
رُّبَمَا يَوَدُّ ٱلَّذِينَ كَفَرُواْ لَوۡ كَانُواْ مُسۡلِمِينَ
English translation: Perhaps will wish those who disbelieved if they had been Muslims
Transliteration: rubama yawaddu alladhina kafaru law kanu mus'limina