There are multiple artists with this name:

1) Shabda aka Shābda is a drone group fro Turin, Italy. From members of Thee Maldoror Kollective, Shabda is born: one laptop, one sitar, one guitar. They create compositions combining sound discipline, repetition and Vedic shamanism. For fans of low frequencies, psychedelia and tantrism.
http://shabdahq.bandcamp.com
https://www.facebook.com/shabdaofficial

2) Shabda is an experimental project from India. They participated on the "Sky Flowers & Horse Eggs" compilation with the track "Paramahamsa" (which consists or water sounds and some kind of looped sitar sounding instrument), and on the "Nature Morte 3" compilation with the track "Janma Mrityu". Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.