(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. (ES)
Reference (ES): Sahih Muslim 1856 g (ES)
In-book reference (ES): Book 33, Hadith 110 (ES)
USC-MSA web (English) reference(deprecated numbering scheme): Book 20, Hadith 4582 (ES)