Listen to Kabhi Unki Khidmat online. Kabhi Unki Khidmat is an Urdu language song and is sung by Siddique Ismail. Kabhi Unki Khidmat, from the album Aye Sabz Gumbad Wale, was released in the year 2020. The duration of the song is 6:20. Download Urdu songs online from JioSaavn.