Narrated Abu 'Is-haq Saud bin Abi Waqqas: None embraced Islam, except on the day I embraced it. And for seven days I was one of the three persons who were Muslims (one-third of Islam).
Hadith ReferenceSahih Bukhari / The Merits of Al-Ansar / Hadith: 3858
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة