Question: Riaz ur Rehman Saghar wrote songs for a Pakistani singer who has performed at Albert Hall, and what other prestigious venue?

Context paragraphs:
Mir Shakil-ur-Rahman: Mir Shakil-ur-Rahman is a Pakistani media mogul and philanthropist.  As a businessman, he is known as the founder of 24-hour news cycle network, "Geo TV", as well as its executive.  In addition, he is the owner of the Jang Group of Newspapers, that was started by his father Mir Khalil ur Rehman and part owner of the Independent Media Corporation.  This media group publishes a number of newspapers and magazines in Urdu and English.  IMC also owns the Geo TV network.

Ijaz-ur-Rehman: Ijaz Ur Rehman S/o Haji Fazal Ur Rehman (born 15 Feb 1973) in Batkhela Malakand agency I am belonging from respectable family and i am ten-pin bowler from Islamabad, Pakistan.  He is a right-handed hook shooter.  He is the national champion of ten-pin bowling in Pakistan and is also currently the secretary-general of the Pakistan Tenpin Bowling Federation.

Ishq Khuda: Ishq Khuda Punjabi عشق خد; translated: "love is god") is a 2013 Pakistani Punjabi-language romantic film directed by Shahzad Rafique and produced by Shafquat Chaudhry.  It stars Shaan Shahid, Meera, Saima, Ahsan Khan, Humaima Malick, Wiam Dahmani and Shafqat Cheema.  It is produced by Shafquat Chaudhry.  Adeel pk is signed to edit the movie.  The music of the film is composed by Wajahat Attray while lyrics are penned by Riaz ur Rehman Sagar.  The film was released on August 9, 2013 and was declared successful at the box-office.

Khaliq Ur Rehman: Khaliq Ur Rehman is a Pakistani Politician and member of Provincial Assembly of Khyber Pakhtunkhwa representing Pakistan Tehreek e Insaf hailing from Dag Ismail Kheil, Pabbi, Nowshera.  He won elections in 2013 under constituency of PK-12 Nowshera.

Riaz ur Rehman Saghar: Riaz-Ur-Rehman Saghar (Urdu: ریاض الرحمٰن ساغر‎ , born 1 December 1941, Bathinda, Punjab, British India; died 2 June 2013, at Lahore, Pakistan) was a poet and a film song lyricist active in Pakistani cinema.  He had been awarded numerous awards in recognition of his services to the Pakistani film industry.  He is credited with having written over 25000 songs in his lifetime, including many for noted Pakistani singers such as Hadiqa Kiani ("Dupatta Mera Malmal Da" [دوپٹہ میرا ململ دا], "Yaad Sajan Di Ayi" [یاد سجن دی آوے]) and a duet song with Asha Bhosle and Adnan Sami Khan ("Kabhi to Nazar Milao" [کبھی تو نظر ملاؤ]).  Saghar also wrote prose and film dialogue in some of the films.

Muhammad Baligh Ur Rehman: Muhammad Baligh Ur Rehman (Urdu: ‎ ; born 21 December 1970) is a Pakistani politician who is the current Minister for Federal Education and Professional Training, in office since August 2017.  Previously he served as the Minister of State Federal Education and of Interior and Narcotics Control in third Sharif ministry from 2013 to 2017.  He is a member of the National Assembly from NA-185 (Bahawalpur-III) since 2008.

Muhammad Naqib-ur-Rahman: The shaykh has one son, named Hassan Haseeb Ur Rehman who is carrying on the mission of love and harmony throughout the world.  Hassan Haseeb Ur Rehman are tender in age, however their immaculate speaches across the world have changed people for the better.  Shaykh Hassan speak openly against terrorism just like his father: Pir Naqeeb.

Bhoe Asal: Bhoe Asal (Urdu: ‎ ), is a town and Union Council of Kasur District in the Punjab province of Pakistan.  It is on Lahore-Karachi railway track and on Pattoki-Raiwind Road.  It is very close to the Pakistan's biggest forest Changa Manga.  It is a railway station as well situated among Kot Radha Kishan (KRK) and Changa Manga.  Bhoe Asal is still deprived of Sui Gas.  Dr. Riaz Ur Rehman Chughtai (former Head of Chemistry Department, Punjab University, Lahore) also belonged to Bhoe Asal.  He was first PhD from the village who got PhD degree from England.

Hadiqa Kiani: Hadiqa Kiani (Urdu: ‎ ) is a Pakistani singer, songwriter, and philanthropist.  She has received numerous local and international awards and also has performed at the most prestigious venues in the world, including Royal Albert Hall and The Kennedy Center.

Atta-ur-Rehman (politician): Maulana Atta Ur Rehman ((Urdu: مولاناعطاالرحمن‎ ), born July 25, 1965) was the federal minister of tourism, Government of |Pakistan| from 2008-2010 (two and a half year) during PPP government.  Currently he is Vice President JUI, Khyber Pakhtunkhwa.  He is the brother of Maulana Fazl Ur Rehman, the leader of JUI Pakistan and the second son of former CM of KPK the then NWFP Hazrat Maulana Mufti Mahmud.  Mufti Mahmud was a political leader of the JUH before 1947 in united India and JUI after Pakistan came into being.

Supporting paragraphs: Riaz ur Rehman Saghar Hadiqa Kiani
Answer: The Kennedy Center