ENOfficial
It has been narrated on the authority of Aswad b. Qais who said: The Messenger of Allah (ﷺ) was in a cave (or raid) when his finger was hurt.
Source: sunnah.com
Other translations
Arabic
وَحَدَّثَنَاهُ أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، وَإِسْحَاقُ بْنُ إِبْرَاهِيمَ، جَمِيعًا عَنِ ابْنِ عُيَيْنَةَ، عَنِ الأَسْوَدِ بْنِ قَيْسٍ، بِهَذَا الإِسْنَادِ وَقَالَ كَانَ رَسُولُ اللَّهِ صلى الله عليه وسلم فِي غَارٍ فَنُكِبَتْ إِصْبَعُهُ .
sunnah.com