Da'i al-Mutlaq
Whenever he visited Mumbai, he stayed in Saifee Mahal. He even performed a waaz (sermon) of Ashura (the tenth day of the first month, Moharam ul Haram, of the Hijri calendar) at Saifee Mahal. This place was later purchased by his son 51st Da'i al-Mutlaq Taher Saifuddin] who made it the House of the Da'i al-Mutlaq.