The full verse is:
> "Aasmaan par chamka sooraj, door huva andhiyaaara,
> Jo shaheed hue hain unki yaad aayegi hamesha."
This song was written to commemorate the sacrifices made by Indian soldiers during the Indo-China war of 1962. It was first sung by Lata Mangeshkar and became an instant hit, gaining immense popularity for its emotional and patriotic appeal.