Hadith remembers God unceasingly. (Al-Ahzab 33: 21) The hadith literature is based on spoken reports in circulation after the death of Muhammad. Unlike the Qur'an, ahadith were not promptly written down during Muhammad's life or immediately after his death. Hadith were evaluated and gathered into large collections during the 8th and 9th centuries, generations after the death of Muhammad, after the end of the era of the "rightful" Rashidun Caliphate, over from where Muhammad lived. "Many thousands of times" more numerous than Quranic verse, ahadith have been described as resembling layers surrounding the “core” of the Islamic belief (the Quran). Well-known,
Ahl-i Hadith the United Kingdom, the Ahl-i Hadith movement maintains 42 centers and boasts a membership which was estimated at 5,000 during the 1990s and 9,000 during the 2000s. Although the movement has been present in the UK since the 1960s, it has not been the subject of extensive academic research and sources on the movement are extremely limited and rare. Ahl-i Hadith Ahl-i Hadith or Ahl-e-Hadith (, , "people of hadith") is a religious movement that emerged in Northern India in the mid-nineteenth century from the teachings of Syed Nazeer Husain and Siddiq Hasan Khan. Adherents of Ahl-i Hadith profess to