Listen to Aisa Gyan online. Aisa Gyan is a Punjabi language song and is sung by Late Bhai Nirmal Singh Khalsa Hazuri Ragi Sri Darbar Sahib. Aisa Gyan, from the album Aisa Gyan, was released in the year 2020. The duration of the song is 11:28. Download Punjabi songs online from JioSaavn.