Tumhein Aur Kya Doon Main Dil Ke Siwa is a beautiful hindi song from 1964 bollywood film Ayee Milan Ki Bela. This song is composed by Shankar and Jaikishan. Lata Mangeshkar has sung this song. And of course lyrics for which you are looking is written by Hasrat Jaipuri.
Song : Tumhein Aur Kya Doon Main Dil Ke Siwa
Film : Ayee Milan Ki Bela
Singer : Lata Mangeshkar
Music : Shankar, Jaikishan
Lyricist : Hasrat Jaipuri