Al-Mu'minun - 23:53

فَتَقَطَّعُوا أَمْرَهُم بَيْنَهُمْ زُبُرًا كُلُّ حِزْبٍ بِمَا لَدَيْهِمْ فَرِحُونَ
[23:53]
But they cut off their religion among themselves into sects, each part rejoicing in that which is with them.
But people have cut off their affair (of unity), between them, into sects: each party rejoices in that which is with itself.
But they (mankind) have broken their religion among them into sects, each group rejoicing in its tenets.