Hadith of the two weighty things went to Zayd b.Arqam, one of the transmitters of the standard Ghadir Khumm. Zayd said to them that he has "forgotten some [of what he had heard from the prophet]" but he began to recite Hadith al-Thaqalayn for them as words that heard from prophet in The event of Ghadir Khumm. As the Allameh Tabataba'i said, some points can be driven from this hadith such as "the Holy Quran will remain until the day of Judgment, the progeny of the Mohammad prophet will remain". There will be any period of time that Shia Imam doesn't exist to guide Muslims. All
Hadith terminology "with something, such as numerous chains of narration, strengthening it." Ibn Hajar's definitions indicate that there are five conditions to be met for a particular "hadith" to be considered "ṣaḥīḥ": A number of books were authored in which the author stipulated the inclusion of "ṣaḥīḥ hadith" alone. According to Ahl al-Sunna, this was only achieved by the first two books in the following list: "Ḥasan" ( meaning "good") is used to describe "hadith" whose authenticity is not as well-established as that of "ṣaḥīḥ hadith", but sufficient for use as supporting evidence. Ibn Hajar defines a "hadith" that is "ḥasan lithatihi"""ḥasan"