Question: The Family of Imran Khan, belongs to a Pashtun tribe which originated where?

Context paragraphs:
Panama Papers case: The Panama Papers case (officially titled Imran Khan Niazi v. Mian Muhammad Nawaz Sharif) or the Panamagate case was a legal case before the Supreme Court of Pakistan, heard between 1 November 2016 and 23 February 2017.  The case was brought to court by Pakistan Tehreek-e-Insaf party leader Imran Khan.  It alleges money laundering, corruption, and contradictory statements by Nawaz Sharif, then-incumbent Prime Minister of Pakistan in the aftermath of the Panama Papers leak, which uncovered links between Sharif's family and eight offshore companies.

Ejaz Chaudhary: Ejaz Ahmed Chaudhary commonly referred to as Ejaz Chaudhary (born 15 September 1956) is a prominent Pakistani politician, social worker, civil engineer by profession and an ex-deputy mayor of Lahore.  Chaudhary was previously a member of Jamaat-e-Islami where he spent 35 years of his political career before leaving the party, by 2007 Chaudhary had joined Imran Khan's Pakistan Tehreek-e-Insaf after receiving a personal invitation from Khan himself to join the party.  He is currently serving as Imran Khan's chief political advisor, and served as the Punjab President of the party from 2013-15.  After becoming Punjab President he serves on both the Central executive committee and Core committee (Politburo) Chaudhary's political views are frequently described as moderate, based on the principals of Islam and of communal tolerance He frequently helps female members of his party by organising protests to condemn the abuse and assault of women in Pakistan A bill against Domestic violence had been sent by the Chaudhary to the Punjab assembly, which after pending a vote for 3 years was approved by the government and opposition Chaudhary is a former deputy mayor of Lahore.

Sado Khan: Sado Khan (1558 Multan - 1621 CE) was a Pashtun figure, and the ancestor of the Sadozai clan of the Abdali Pashtun tribe, to which belongs Ahmad Shah Abdali and some known families of Multan.  He succeeded his father as chief of the Habibzai section of the tribe, but due to his "bravery and ability" he was selected by the Abdalis (later known as "Durrani"), then living between Kandahar and Herat, to be their overall leader in 1598.

Jaane Tu... Ya Jaane Na: Jaane Tu... Ya Jaane Na (translation: "Whether you know... or not") is a 2008 Indian coming of age romantic drama film, written and directed by Abbas Tyrewala.  The film stars Imran Khan and Genelia D'Souza in pivotal roles.  Produced by Mansoor Khan, Aamir Khan, it marks the directional debut of Abbas Tyrewala, the debut of Imran Khan (Aamir Khan's nephew) and Prateik Babbar as actors, and the re-appearance of D'Souza in Hindi cinema.  Released on 4 July 2008, the film received positive reviews, and was successful at the box office.  The music is by A. R. Rahman.

Family of Imran Khan: The family of Imran Khan (Urdu: ‎ ), a Pakistani politician, former captain of Pakistan cricket team and a public figure, includes immediate family members and distant relatives from both his paternal and maternal sides.  Khan was born on 5 October 1952 in Lahore to father Ikramullah Khan Niazi, a civil engineer, and mother Shaukat Khanum.  He grew up as the only son in the family, with four sisters.  The family are ethnically of Pashtun origin.  Paternally, Khan belongs to the Niazi Pashtun tribe which has long been settled in Mianwali in northwestern Punjab.  Khan's mother hailed from the Burki Pashtun tribe settled in Jalandhar (Punjab), which emigrated a few centuries ago from South Waziristan in the tribal areas of northwest Pakistan.  Khan's maternal family has produced several great cricketers, the most prominent of whom are Javed Burki and Majid Khan.

Babi (title): Babi enters in various Indian titles.  Babi or Babai (Pashtun tribe) is a Pashtun Tribe that originates from Afghanistan.  Babi or Babai is son of Ghorghasht or Gharghashti.  It has its origin as quoted 'Bahadur Khanji Babi, son of Usman Khan, a native of Afghanistan, who migrated to India and entered the Mughal service and received the hereditary title of Babi in 1554 from Emperor Humayun, for services against the Rana of Chittor'.

Niazi: The Niazi (Pashto: نيازي‎ , "Niāzī" ; ] ), Niazai, Nyazi, Nyazai, Niyazi or Niyazai is a Pashtun tribe which originated in eastern Afghanistan and northwestern Pakistan.

Sarwani: Sarwani,Sarvani or Sherwani (Urdu: شیروانی‎ ) is a Pashtun tribe settled in Afghanistan, Pakistan and India mostly with roots in Kakar Tribe a Gharghashti Pashtun tribe, with majority members living in Pakistan and few in Afghanistan who originate from the city of Sherran or Current Iran-Afghan bordered Regions and from the Ghazni province.

Khudiadadzai: The khudiadadzai now Khoidadzai are a Pashtun tribe in Afghanistan and Pakistan.  the most number of Khoidadzai tribes located in District killa Saifullah of Balochistan Province.  The name of the district Saifullah also belongs to Khoidadzai tribe it is the sub tribe of Ibrahimzai.  Saifullah Khan was a brave warrior of Khoidadzai, a sub tribe of Kakar Sunzerkhel.  A part of Zhob was named after him because of his bravery.

Musakhel (Pashtun tribe): The Musa Khel, or Moosa Khel, is a Pashtun tribe of Gharghasht origin.  According to Horace Arthur Rose they are part of the greater Kakar tribe.  The tribe originates from Ghazni province in Afghanistan and resides in the tribal range of Musakhel and Batagram District in the Khyber-Pakhtunkhwa province of Pakistan and Afghanistan.  Moosa Khel has the lowest literacy rate in Pakistan—10.37%—and is also a sub-tribe to Babozai, which is part of the major Pashtun tribe.

Supporting paragraphs: Family of Imran Khan Niazi
Answer: eastern Afghanistan and northwestern Pakistan