Hadith of Golden Chain Hadith of Golden Chain Hadith al-Silsilah al-Dhahab () (Hadith of the Golden Chain) is a hadith narrated from Ali al-Ridha, the eighth Imam of the Shia. The "chain" is a reference to the continuity of spiritual authority which is passed down from Muhammad to Ali ibn Abi Talib, through each of the Imams, to Imam Ridha. As transmitters of Hadith, the Imams link subsequent generations to the teachings of Mohammad. This transmission makes the Hadith of the Golden Chain valued as among the most truthful and accurate of all Hadiths for the Shi'ite. The hadith is important to shia because
Tree swallow as "Hirundo bicolor" by Louis Pierre Vieillot in his "Histoire naturelle des oiseaux de l'Amérique Septentrionale", published in 1807. The genus it is currently placed in, "Tachycineta", was established by Jean Cabanis in 1850. This swallow is sometimes placed in the genus "Iridoprocne", along with the mangrove swallow, white-rumped swallow, white-winged swallow, and Chilean swallow. The placement was first made by Elliott Coues, on the basis of its plumage. The tree swallow is also called the white-bellied swallow, for its white underparts. The generally accepted genus name is from Ancient Greek "takhykinetos", "moving quickly", and the specific "bicolor" is Latin