diwali holiday and bhai dooj day religious rite

amavasya ashweeja bhagavad bhagavata bhai boy brother calendar ceremony chaturdashi deepawali diwali diya dooj female festivity fire flame forehead girl gita hindu hinduism illustration india indian kartika lunar mahabharata male mark month moon nepal night paint paksha philosophical philosophy purana rangoli rite samvat shaka shalivahan shukla sister tihar vector vikram