Surah Aal-e-Imran Verse 105 - English Translation by Dr Munir Munshey
Surah Aal-e-Imranوَلَا تَكُونُواْ كَٱلَّذِينَ تَفَرَّقُواْ وَٱخۡتَلَفُواْ مِنۢ بَعۡدِ مَا جَآءَهُمُ ٱلۡبَيِّنَٰتُۚ وَأُوْلَـٰٓئِكَ لَهُمۡ عَذَابٌ عَظِيمٞ
Do not be like those who splintered (into sects) and differed (among themselves), even though clear proofs had already come to them. It is they, for whom there exists the severest (most awful) punishment