Abu Tahir Firuzshah ( fa, ابو طاهر فیروز شاه), better known by his ''

laqab Arabic language Arabic (, ' ; , ' or ) is a Semitic language spoken primarily across the Arab world.Semitic languages: an international handbook / edited by Stefan Weninger; in collaboration with Geoffrey Khan, Michael P. Streck, Janet ...

'' of Diya' al-Dawla, was the

Buyid The Buyid dynasty ( fa, آل بویه, Āl-e Būya), also spelled Buwayhid ( ar, البويهية, Al-Buwayhiyyah), was a Shia Iranian dynasty of Daylamite origin, which mainly ruled over Iraq and central and southern Iran from 934 to 1062. Co ...

ruler of

Basra Basra ( ar, ٱلْبَصْرَة, al-Baṣrah) is an Iraqi city located on the Shatt al-Arab. It had an estimated population of 1.4 million in 2018. Basra is also Iraq's main port, although it does not have deep water access, which is han ...

during the 980s. He was the son of

'Adud al-Dawla Fannā (Panāh) Khusraw ( fa, پناه خسرو), better known by his laqab of ʿAḍud al-Dawla ( ar, عضد الدولة, "Pillar of the bbasidDynasty") (September 24, 936 – March 26, 983) was an emir of the Buyid dynasty, ruling from ...

History

Abu Tahir Firuzshah was the son of Adud al-Dawla and a daughter of Manadhar, who was a Justanid king. Following 'Adud al-Dawla's death in 983, his possessions were divided between his sons.

Samsam al-Dawla Abu Kalijar Marzuban, also known as Samsam al-Dawla ( ar, صمصام الدولة, Ṣamṣām al-Dawla, Lion of the Dynasty; c. 963 – December 998) was the Buyid amir of Iraq (983–987), as well as Fars and Kerman (988 or 989 – 998). He w ...

, who was the presumed successor of 'Adud al-Dawla, took power, but Sharaf al-Dawla took advantage of his position in

Kerman Kerman ( fa, كرمان, Kermân ; also romanized as Kermun and Karmana), known in ancient times as the satrapy of Carmania, is the capital city of Kerman Province, Iran. At the 2011 census, its population was 821,394, in 221,389 households, ma ...

to invade Fars. This invasion distracted Samsam al-Dawla and gave Abu Tahir Firuzshah the ability to set up his own independent rule in Basra, where he took the title of ''Diya' al-Dawla''. Diya' al-Dawla, as well as another brother, Taj al-Dawla, who controlled

Khuzestan Khuzestan Province (also spelled Xuzestan; fa, استان خوزستان ''Ostān-e Xūzestān'') is one of the 31 provinces of Iran. It is in the southwest of the country, bordering Iraq and the Persian Gulf. Its capital is Ahvaz and it cover ...

, eventually decided acknowledge the authority of Fakhr al-Dawla, who ruled in

Jibal Jibāl ( ar, جبال), also al-Jabal ( ar, الجبل), was the name given by the Arabs to a region and province located in western Iran, under the Umayyad and Abbasid Caliphates. Its name means "the Mountains", being the plural of ''jabal'' (" ...

. This was done in an attempt to protect themselves from the conflict between Samsam al-Dawla and Sharaf al-Dawla; Basra and Khuzestan were situated in between the possessions of the two and were therefore vulnerable. Nevertheless, after a few years Sharaf al-Dawla invaded and occupied Basra and Khuzestan, causing the two princes to flee to Fakhr al-Dawla's territory. There they found refuge in

Ray Ray may refer to: Fish * Ray (fish), any cartilaginous fish of the superorder Batoidea * Ray (fish fin anatomy), a bony or horny spine on a fin Science and mathematics * Ray (geometry), half of a line proceeding from an initial point * Ray (gr ...

. Neither of the two brothers managed to found any lasting line; consequently their role in Buyid politics was short.

References

* {{Buyid dynasty Fars 10th-century rulers in Asia 10th-century Iranian people