The association of diyas with the festival of Deepawali can be traced back from the most famous legend about the origin of the festival of Deepawali. This legend says that Deepawaliis celebrated to honor the return of lord shri Ram to Ayodhaya. Shri ram had returned to returned to Ayodhaya with his wife Sita and brother Lakshman after an exile of fourteen years. To welcome their beloved prince, citizens of Ayodhaya decorate and illuminate all the houses shops streets, temples, etc. with the rows of clay lamps. From that day onwards, lighting diyas has become an inseparable aspect of Diwali.