Listen to Khalsa Aa Khalsa Aa online. Khalsa Aa Khalsa Aa is a Hindi language song and is sung by Gurdev Chahal. Khalsa Aa Khalsa Aa, from the album Ajj Saajna Panth Pyara, was released in the year 2003. The duration of the song is 4:14. Download Hindi songs online from JioSaavn.