He told that when Sa'id b. Mu'adh was shot in the median vein of his arm the Prophet (ﷺ) with his own hand cauterized it with a broad arrow head. Afterwards it swelled up and he cauterized it a second time. Muslim transmitted it.

وَعَنْهُ قَالَ: رُمِيَ سَعْدُ بْنُ مُعَاذٍ فِي أكحله فحمسه النَّبِيُّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ بِيَدِهِ بِمِشْقَصٍ ثمَّ ورمت فحمسه الثَّانِيَة. رَوَاهُ مُسلم