He built the famous and renowned Hazarduari Palace and Mubarak Manzil in Murshidabad, India.

The Sadar Dewani Adalat (courts or darbars) were held here from 1765 to 1781 until it was removed to Calcutta.

Robert Clive placed Mir Jafar on this throne at Mansurganj after the Battle of Plassey in 1757 AD.

Clive to sat on it side-by-side with Najimuddin Ali Khan at Motijhil when celebrating the pooneath after the acquisition of the Dewani by the East India Company.

[1] Nawab Nazim Humayun Jah died on 3 October 1838 and was succeeded by his son, Mansur Ali Khan.