The daughter of An-Nadr slapped a girl and broke her incisor tooth. They (the relatives of that girl), came to the Prophet ﷺ and he gave the order of Qisas (equality in punishment).  

أَنَّ ابْنَةَ النَّضْرِ لَطَمَتْ جَارِيَةً فَكَسَرَتْ ثَنِيَّتَهَا فَأَتَوُا النَّبِيَّ ﷺ فَأَمَرَ بِالْقِصَاصِ