Hadith of the Quran and Sunnah and my Sunna." Hadith literature refers to the oral tradition about the words and deeds (Sunnah) of Muhammad. The statement that Islam has these two sources has been attributed to Muhammad. The Sunni Muslims accept this attribution as "sahih" (authentic) and hence a "hadith"; whereas the Shi'a Muslims reject this as being "mawdoo" (fabricated), and not a separate "hadith", arguing that nowhere is it recorded in the Six Authentic Books of the Sunni's (Sahih Sitta). The hadith in the Six Authentic Books are generally accept as authentic throughout Islam. The Qur'an and Sunnah hadith is reported in other books as
Hadith terminology in and of itself"with the same definition a "ṣaḥīḥ hadith" except that the competence of one of its narrators is less than complete; while a "hadith" that is "ḥasan ligharihi" ("ḥasan due to external factors") is determined to be "ḥasan" due to corroborating factors such as numerous chains of narration. He states that it is then comparable to a "ṣaḥīḥ hadith" in its religious authority. A "ḥasan hadith" may rise to the level of being "ṣaḥīḥ" if it is supported by numerous "isnād" (chains of narration); in this case that "hadith" would be "ḥasan lithatihi" (""ḥasan" in and of itself")