وَكَيۡفَ تَأۡخُذُونَهُۥ وَقَدۡ أَفۡضَىٰ بَعۡضُكُمۡ إِلَىٰ بَعۡضٖ وَأَخَذۡنَ مِنكُم مِّيثَٰقًا غَلِيظٗا

How could you take it back, when you have known each other, and they have taken from you a solemn covenant?