An-Nahl 16:92

وَلَا تَكُونُواْ كَٱلَّتِي نَقَضَتۡ غَزۡلَهَا مِنۢ بَعۡدِ قُوَّةٍ أَنكَٰثࣰ ا تَتَّخِذُونَ أَيۡمَٰنَكُمۡ دَخَلَۢا بَيۡنَكُمۡ أَن تَكُونَ أُمَّةٌ هِيَ أَرۡبَىٰ مِنۡ أُمَّةٍۚ إِنَّمَا يَبۡلُوكُمُ ٱللَّهُ بِهِۦۚ وَلَيُبَيِّنَنَّ لَكُمۡ يَوۡمَ ٱلۡقِيَٰمَةِ مَا كُنتُمۡ فِيهِ تَخۡتَلِفُونَ۝٩٢

92. And do not be like she who untwisted her spun thread after it was strong [by] taking your oaths as [means of] deceit between you because one community is more plentiful [in number or wealth] than another community. Allah only tries you thereby. And He will surely make clear to you on the Day of Resurrection that over which you used to differ