 His rule was too short to make major accomplishments, however, and after his death the elite re-asserted their influence, and placed his widow, Taj ul-Alam, on the throne, the first of several weak sultans.Like Iskandar Muda's, the court of Iskandar Thani was known as a center of Islamic learning.He was the patron of Nuruddin ar-Raniri, an Islamic scholar from Gujarat who arrived in Aceh in 1637.