Saad bin Muaz was struck by an arrow in his medial arm vein, so the Messenger of Allah ﷺ cauterized it with his own hand using a broad-headed arrow. Then it swelled, so he cauterized it a second time.
حدثنا هاشم حدثنا زهير حدثنا أبو الزبير
رمي سعد بن معاذ في أكحله فحسمه رسول الله ﷺ بيده بمشقص ثم ورمت فحسمه الثانية