E. Dwadashi, once the sun rises. It's of utmost relevance that Ekadashi Parana is done to the Dwadashi tithi only, and precisely in the first quarter from the day, which can be also referred to as as Hari vasar Karma Cleaning: Fasting on Ekadashi is believed to cleanse destructive karma https://www.instagram.com/p/DNf_DqJsAU3/