Question: Rajindar Nath Rehbar is the writer of the song performed by the Ghazal singer married to whom in the 1970s and '80s?

Context paragraphs:
Chitra Singh: Chitra Singh (born Shome) is a well known Indian ghazal singer.  She with her husband Jagjit pulled the ghazal genre out of the drawing room of the elite and brought it to the masses.  Respectfully known as the "king and queen of the Ghazal world," the husband and wife duo created some of the most successful Indian music of the 1970s and '80s.

Subhodeep Mukherjee: Subhodeep Mukherjee (Bengali: শুভদীপ মুখারজী) is an Ghazal singer.  He performs Hindustani classical and experimental Ghazal ‘Jugalbandis’.  He belongs to the Kolkata.

Rajindar Nath Rehbar: Rajindar Nath Rehbar (Urdu:راجندر ناتھ رہبر)(Hindi:राजेंदर नाथ रहबर)(born in 5 November 1931) is an Urdu Poet and Bollywood lyricist.  He is the writer of the nazm Teri Khushboo Me Base Khat sung by ghazal singer Jagjit Singh.  He is a disciple of the Urdu poet Ratan Pandoravi.

Shanti Hiranand: Shanti Hiranand is an Indian vocalist, classical musician and writer, known for her proficiency as a ghazal singer.  She is the author of the book, "Begum Akhtar: The Story of My Ammi", a biographical work on Begum Akhtar, a renowned Ghazal singer.

Khalil Haider: Khalil Haider (Urdu: ‎ ) is a Pakistani ghazal singer.  He became famous after singing a famous poet Nasir Kazmi's ghazal song, "Nai kapre pehen ker jaooN kahaN" in 1990.  He has also performed as a singer in UK, Canada.  and United States.  Besides Nasir Kazmi's ghazals, he also uses poet Mohsin Naqvi's poems.

Jagjit Singh: Jagjit Singh, born Jagmohan Singh Dhiman (8 February 1941 – 10 October 2011), was an iconic Indian Ghazal singer, composer and musician.  Known as the "Ghazal King", he gained acclaim together with his wife, another renowned Indian ghazal singer Chitra Singh in the 1970s and 1980s.  Their combination album comprising music from the films, "Arth" and "Saath Saath" is the HMV's largest selling combination album of all time. " Sajda (An Offering, 1991)", Jagjit Singh's magnum opus double album with Lata Mangeshkar holds the same record in non-film category.  He sang in numerous languages.  He was awarded the Padma Bhushan by the government of India in 2003.  In February 2014, Government of India released a postal stamp in his honour.

Pankaj Udhas: Pankaj Udhas (Gujarati: પકંજ ઉધાસ ) is a ghazal singer, hailing from Gujarat in India.  He started his career with a release of a ghazal album titled "Aahat" in 1980 and subsequently recorded many hits like "Mukarar" in 1981, "Tarrannum" in 1982, "Mehfil" in 1983, "Pankaj Udhas Live at Royal Albert Hall" in 1984, "Nayaab" in 1985 and "Aafreen" in 1986.  After his success as a ghazal singer, he was invited to appear and sing for a film by Mahesh Bhatt, "Naam".  Udhas rose to further fame for singing in the 1986 film "Naam", in which his song "Chitthi Aayee Hai" became an instant hit.  He did playback singing for many Hindi films after that.  Albums and live concerts around the globe brought him fame as a singer.  In 2006, Pankaj Udhas was awarded the coveted Padma Shri, India's fourth highest civilian award.

Jasvinder Singh: Jaswinder Singh is a New Age Ghazal Singer from India.  He has been awarded ‘The Young Ghazal Maestro’ by Indian Music Academy.  The title was presented by Pt.  Hariprasad Chaurasia in the presence of the former President of India, Dr APJ Abdul Kalam.  He is the son and student of legendary composer Kuldip Singh, composer of ghazals such as ‘Tumko dekha to ye khayal aaya’ from the movie Saath-Saath and ‘Itni Shakti Hame De Na Daata’ from Ankush.

Sithara (singer): Sithara Krishnakumar (born 1 July 1986) is an Indian singer.  Popularly known by her first name, Sithara is a playback singer in Malayalam who has also recorded songs for a number of Tamil, Telugu and Kannada films.  Trained in Hindustani and Carnatic classical music traditions, she is also a recognised ghazal singer.  She travels extensively in India and abroad and has performed at more than a hundred stage shows.  Folk and fusion being her other areas of interest, she has collaborated with various popular musical bands in Kerala.  She launched her musical band Eastraga which focuses on a mix of female oriented songs backed by a team of renowned musicians like Rison, Sushanth, Abhijith Sreenivasan, Paulson, Thanuj, Jitu Oommen Thomas and Sarfaraz Khan.

Jaspreet 'Jazim' Sharma: Jaspreet 'Jazim' Sharma (born September 14, 1990 in Bathinda, Punjab, India) is an Indian ghazal singer.  He is a gold-medallist at the national level in Thumri and Ghazal.  He has been inspired by the ghazal singer Ghulam Ali Khan.

Supporting paragraphs: Rajindar Nath Rehbar Jagjit Singh
Answer: Chitra Singh