Analysis of information sources in references of the Wikipedia article "زبان هندوستانی" in Persian language version.
The "Ganga-Jamuni tehzeeb" is one such instance of the composite culture that marks various regions of the country. Prevalent in the North, particularly in the central plains, it is born of the union between the Hindu and Muslim cultures. Most of the temples were lined along the Ganges and the Khanqah (Sufi school of thought) were situated along the Yamuna river (also called Jamuna). Thus, it came to be known as the Ganga-Jamuni tehzeeb, with the word "tehzeeb" meaning culture. More than communal harmony, its most beautiful by-product was "Hindustani" which later gave us the Hindi and Urdu languages.
... Hindustani is the lingua franca of both India and Pakistan ...
... By the time of British colonialism, Hindustani was the lingua franca of all of northern India and what is today Pakistan ...
... Hindustani is the basis for both languages ...
Most Afghans in Kabul understand and/or speak Hindi, thanks to the popularity of Indian cinema in the country.
{{cite book}}: Invalid |display-editors=4 (help)In the 1980s and '90s, at least three million Afghans--mostly Pashtun--fled to Pakistan, where a substantial number spent several years being exposed to Hindi- and Urdu-language media, especially Bollywood films and songs, and beng educated in Urdu-language schools, both of which contributed to the decline of Dari, even among urban Pashtuns.