News18. Celebrated on Kartik Purnima, Dev Deepawali sees Varanasi’s riverfront illuminated with thousands of diyas. Here’s how to plan your first visit. Read Politics news, current affairs and news headlines online on Dev Deepawali-Date-2026 News today. Diwali is celebrated as the festival of lights and Dev Deepawali is celebrated as Diwali of the Gods. The latter commemorates Lord Shiva’s victory over the demon Tripurasura.