(18) باب اسْتِحْبَابِ مُبَايَعَةِ الإِمَامِ الْجَيْشَ عِنْدَ إِرَادَةِ الْقِتَالِ وَبَيَانِ بَيْعَةِ الرِّضْوَانِ تَحْتَ الشَّجَرَةِ
It has been narrated on the authority of Jabir who said:
If we had been a hundred thousand in number, it (the water) would have sufficed us, but actually we were fifteen hundred. (RU)
Reference (RU): Sahih Muslim 1856 g (RU)
In-book reference (RU): Book 33, Hadith 110 (RU)
USC-MSA web (English) reference(deprecated numbering scheme): Book 20, Hadith 4582 (RU)