Imam Ali ibn Musa al-Ridha الامام علي بن موسى الرضا

Imam Ali al-Rida is the Eighth Imam of Twelver Shi’ism, succeeding his father, Imam Musa al-Kazim.

Full Name: Ali ibn Musa al-Rida.

Arabic: عَلِيّ ٱبْن مُوسَىٰ ٱلرِّضَا

Other Names: Abū al-Ḥasan al-Thānī.

Born: 766 AD.

Died: 818 AD.

Origin: Medina, Hejaz, Abbasid Caliphate.

Famous for: Eighth Imam of Shi’ism.

Contributions: 

In addition to Shia authorities,[1][17] Sunni biographical sources also list al-Rida as one of the narrators of prophetic hadiths.

Al-Risala al-Dhahabia (lit. ’the golden treatise’) is a treatise on medical cures and the maintenance of good health which was reputedly commissioned by al-Mamun.

Sahifa al-Rida is a collection of 240 hadiths.

Fiqh al-Rida, also called al-Fiqh al-Radawi, is a treatise on jurisprudence (fiqh).

Articles

Imam Ali Ibn Musa, Al-Ridha (a.s)

https://www.britannica.com/biography/Ali-al-Rida

https://en.wikipedia.org/wiki/Ali_al-Rida

Imam Ali ibn Musa al-Rida (p)

Books attributed to Imam Ali ibn Musa al-Ridha