The Sunnah and Its Role in Islamic Legislation by Dr. Mustafa as-Sibâ‘ee This book takes us through the historical development of the Sunnah, from the early stages of revelation to the recording of the Sunnah during the era of the great imams of Hadith. Throughout that account, the author highlights the contributions of the scholars in preserving the Sunnah and cleansing it from fabrications and lies.