ISLAMIC, Persia (Pre-Seljuq). 'Alids of Tabaristan. al-Hasan ibn al-Qasim, second reign, AH 314-316 / AD 927-929. Dinar (Gold, 26 mm, 3.63 g), Muhammadiya, AH 316 = 928/9. Citing the ruler as ‘al-muwaffaq - li ṭāʿat Allāh’ (‘Successful in obeying Allah’ in Arabic) on the obverse, and ‘al-Riḍā min āli Muḥammad’ (‘al-Rida of the family of Muhammad’ in Arabic) on the reverse. ‘al-muwaffaq / ashhadu an lā ilāha illā / Allāh waḥdahū / lā sharīka lahū / li ṭāʿat Allāh’ (‘I bear witness that there is no deity but Allah, the One, there is no partner to Him. Successful in obeying Allah’ in Arabic); inner margin, ‘bism Allāh ḍuriba hādhā al-dīnār bi al-Muḥammadiyya sana sitta ʿashra wa thalātha miʾa’ (‘In the name of Allah. This dinar was struck in Muhammadiya in the year 316’ in Arabic); outer margin, ‘udhina lilladhīna yuqātalūn biʾannahum ẓulimū wa inna Allāh ʿalā naṣrihim laqadīr’ (‘Permission [to fight] is given to those upon whom war is made because they are oppressed, and Allah is indeed able to give them victory’ in Arabic; Qurʾān 22: 39). Rev. ‘li-llāh / Muḥammad / rasūl Allāh / al-Riḍā min āli Muḥammad’ (‘To Allah. Muhammad is the messenger of Allah. al-Rida of the family of Muhammad’ in Arabic); in the margin, ‘innamā yurīd Allāh liyudhhiba ʿankum al-rijs ahl al-bayt wa yuṭahhirakum taṭhīran’ (‘Allah only wishes to remove uncleanness from you, O people of the House, and to purify you with a thorough purifying’ in Arabic; Qurʾān 33: 33). Album E1524. Zeno-101327 (this coin). Rare. Areas of weakness and with a long flan crack, otherwise, good very fine.