a man brought a mastigure to the Prophet and he said? "A nation was transformed, and Allah knows best " (Using translation from Nasāʾī 4322)   

أَنَّهُ أَتَى النَّبِيَّ ﷺ بِضَبٍّ فَقَالَ أُمَّةٌ مُسِخَتْ وَاللهُ أَعْلَمُ