Who is XXX's mother?
Jahanara Begum
Jahanara Begum Sahib (Urdu: شاهزادی جہاں آرا بیگم صاحب‎) (April 2, 1614 -- September 16, 1681) was Shahzadi (Imperial Princess) of Mughal as the eldest surviving daughter of Emperor Shah Jahan and Empress Mumtaz Mahal.
Mumtaz Mahal