وَٱلَّذِينَ كَفَرُواْ بَعۡضُهُمۡ أَوۡلِيَآءُ بَعۡضٍۚ إِلَّا تَفۡعَلُوهُ تَكُن فِتۡنَةٞ فِي ٱلۡأَرۡضِ وَفَسَادٞ كَبِيرٞ
Wallazeena kafaroo ba'duhum awliyaaa'u ba'd; illaa taf'aloohu takun fitnatun fil ardi wa fasaadun kabeer
English Translation
And those who disbelieved are allies of one another. If you do not do so, there will be fitnah on earth and great corruption
— Saheeh International