Sahih Bukhari
Hadith #2884
Narrated Abu Musa:Abu 'Amir was hit with an arrow in his knee, so I went to him and he asked me to remove the arrow. When I removed it, the water started dribbling from it. Then I went to the Prophet (ﷺ) and told him about it. He said, ""O Allah! Forgive `Ubaid Abu 'Amir