Shah Mohammad assisted Shahjahan in launching an attack on Akbarnagar, by providing him a safe passage through Midnapur and Burdwan.

Mohammad Hassan led Shahjahan's armies to Dhaka, where the Emperor rewarded jaagirs and precious gifts to his loyal generals.

On September 25, 1632, the Mughal army raised the imperial banners and launched an attack on Hoogly and gained control over the entire Bandel region.

Subsequently, all the Mughal principalities and smaller kingdoms ruled by Muslim and Hindu dynasties, including Kharui Raj were reduced to Zamindari estates and their armies were disbanded.

He fell ill and was unable to attend the proceedings, that is when his wife, Umdatunnissa took the responsibilities on her own shoulder, went to Calcutta and fought the legal battle.