Which is the most beautiful Bollywood song?

What is the most iconic Bollywood song?

Hai preet jaha ki reeth sada Bollywood song from the movie Purab aur Paschim
Mahendra Kapoor
Kalyanji Anandji
Indivar
#bollywood
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#puraanegaane
#puraane_song
#puraane
#hindi
#hindisong
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#manojkumarsongs