Mind – Senses, Prana – Mind, Nada – Prana
Indriyanam mano natho manonathastu marutah/
Marutasya layo nathah sa layo nadamasritah//
Mind is the controller of the senses, prana is the controller of the mind. Dissolution is the lord of the prana and that dissolution, laya is the foundation of nada. (Chapter -4, Verse 29).