DHUNI from Sanskrit Dhvani meaning sound, echo, noise, voice, tone, tune, thunder stands in Punjabi generally for sound and tune. In the Guru Granth Sahib, the term appears in the sense of tune at the head of 9 of the 22 vars (odes) under different ragas or musical measures. Directions with regard to the tunes in which those vars were meant to be sung were recorded by Guru Arjan when compiling the Holy Book. The classical system of Indian music had well-established tunes and corresponding prosodic forms; but the var, being basically a folk form, did not have any prescribed order. The Guru laid down tunes at least for odes for which models existed. The vars, with corresponding dhunis, are;