Surah Az-Zukhruf (The Ornaments of Gold), Verse 65

فَاخْتَلَفَ الْاَحْزَابُ مِنْ بَیْنِهِمْ فَوَیْلٌ لِّلَّذِیْنَ ظَلَمُوْا مِنْ عَذَابِ یَوْمٍ اَلِیْمٍ ۟

Fakhtalafal ahzaabu min bainihim fa wailun lil lazeena zalamoo min 'azaabi Yawmin aleem

“But sects from among themselves fell into disagreement: then woe to the wrong-doers, from the Penalty of a Grievous Day!”

Quran 43:65 (Yusuf Ali Translation)