Sashti Viratham is a monthly fasting dedicated to Hindu God Muruga and is mainly observed in Tamil Nadu,
Shasti Fasting is considered highly auspicious and many Muruga devotees observe a 24-hour fast, most ake a single meal on the day.
Muruga is also known as Skanda, Shanmugha and Subramanian. In
North India, Lord Muruga is known as Kartik or Kartikeya.