(35) باب غَزْوَةِ الْحُدَيْبِيَةِ
`Abdullah bin Abi `Aufa said, "The people (who gave the Pledge of allegiance) under the Tree numbered 1300 and the number of Bani Aslam was 1/8 of the Emigrants."
Reference: Sahih al-Bukhari 4155
In-book reference: Book 64, Hadith 199
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 5, Book 59, Hadith 475