(30) باب إِثْبَاتِ خَاتَمِ النُّبُوَّةِ وَصِفَتِهِ وَمَحِلِّهِ مِنْ جَسَدِهِ صلى الله عليه وسلم .
Jabir. Samura reported:
I saw the seal on his back as if it were a pigeon's egg.
Reference: Sahih Muslim 2344 c
In-book reference: Book 43, Hadith 143
USC-MSA web (English) reference(deprecated numbering scheme): Book 30, Hadith 5790