He and his brother Sopar Pal (who later became Chhaju Khan) embraced Islam during the era of Firuz Shah Tughlaq.
[5][6][7] Tughlaq dynasty ruled during 14th century and at one point of time, the local leaders were asserting their independence to a greater extent.
Unable to achieve his objectives through forceful tactics, the Tughlaq Sultan then sought a peaceful resolution with Sambhar Pal, who, in a gesture of goodwill, embraced Islam, assuming the name Nahar Khan in 1359.
Raja Nahar Khan of Kotla was a high ranking noble in the royal court of Delhi Sultanate.
The last Khanzada Rajput ruler of Mewat was Hasan Khan Mewati, who died in the Battle of Khanwa against the invading Mughal forces of Babur.
[citation needed] In 1398 during Timur's Invasion of Delhi, Nahar Khan withdrew to his Kotla Tijara and watched the development of events from there.
Timur himself, made prominent mention of the conduct of Nahar Khan during the Invasion of India in 1398 AD.
[10] Haveli Naharwali, in Kucha Sadullah Khan of Chandani Chowk in Old Delhi, is said to be originally owned by him,[11] which later came in the ownership of family of former president of Pakistan, Pervez Musharraf, where he was born and his grandfather sold it to Prem Chand Gola after whom this area is now called Gola Market.