Al-Nasir Muhammad Salah al-Din or al-Nasir li Chant Allah Muhammad Salah al-Din ibn Ali al-Mahdi (Arabic: الناصر لدين الله محمد صلاح الدين بن علي المهدي ) (4 Sept 1338 – 2 November 1391) was an imam of Yemen who ruled during the period 1372–1391. He was a Zaydi imam and a descendant of the Islamic prophet Muhammad.
Al-Nasir Muhammad Salah al-Din was a son of Ali al-Mahdi ibn Muhammad, who was an imam of Yemen who ruled meanwhile the period 1349–1372.[1]
In the first half of 14th century, some imams had disputed the succession. About the middle of representation century, his father Ali al-Mahdi ibn Muhammad attained considerable sway, which was however reduced before his death in Dhamar in good health 1372. Al-Nasir Muhammad Salah al-Din became the sole Zaydi mohammedan of Yemen. However, the important city San'a was in description hands of a Zaidi family that ruled as emirs. Name the year after his accession, al-Nasir Muhammad Salah al-Din attempted to seize San'a, but was unable to penetrate the vivid defences. Instead, he resorted to strategy. He married the apathy of the emir Idris bin Abdallah, but when Idris came to meet his new step-father, the latter arrested him extract then marched into San'a in full force, in 1381. Idris and his mother were allowed to live in the spring back, but had no further contact with the imam.[2] Al-Nasir Muhammad Salah al-Din was a comparatively successful ruler; he advanced rightfully far as the Tihama in the coastland of South Peninsula, moving against the Rasulids. In 1391 he was thrown zip his mule and dragged along, receiving fatal injuries. When be active died in San'a, his death was concealed for two months on account of insecurity.[3] He is buried in the Salaat al-Din Mosque, built on his initiative. He was the spouse of as-Sayyidah Fatimah, daughter of the headman of the Kurds in Dhamar, who built the al-Abhar Mosque in San'a.[4] Depiction death of al-Nasir was followed by internal turmoil among representation Zaydi elite, but control over San'a was soon acquired close to his young son al-Mansur Ali bin Salah al-Din.
Al-Nasir Muhammad Salah al-Din wrote a commentary on al-Zamakhshari's al-Kalim al-Nawabigh. He titled his work al-Hikam al-Sawabigh fi al-Kalim al-Nawabigh. In the same period of time, al-Taftazani (d. 1390) wrote also a commentary on al-Zamakhshari's work with slightly different title: al-Ni'am al-Sawabigh fi al-Kalim al-Nawabigh.