Analysis of information sources in references of the Wikipedia article "Afghans in India" in English language version.
The Khiljis were a Central Asian Turkic dynasty but having been long domiciled in Afghanistan, and adopted some Afghan habits and customs. They were treated as Afghans in Delhi Court
The sultans of the Slave Dynasty were Turkic Central Asians, but the members of the new dynasty, although they were also Turkic, had settled in Afghanistan and brought a new set of customs and culture to Delhi.
In the 1980s, the Afghan-Soviet war brought about 60,000 Afghan (majority Sikh and Hindu) refugees in India.