Marana Sani is the third cycle of Sadesati.
During the third cycle, he might face lot of health problems or death like agonies. Even death may happen if the dhasa bukthi is also unfavorable. This 7 ½ Saturn period is further broken in to three phases based on the position of Saturn from the natal moon.
In the 12th house it is called as Viraya Sani. Janma sani in the 1st house and Kudumba Sani or Padha Sani in the 2nd house.
What is Sadesati Shani?
Whenever Saturn transits the 12th, 1st and 2nd houses from the Janma rasi (natal moon sign) it is called as sade-sati, Ealarai naatu sani or 7 ½ Saturn period. ‘Sade-sati’ literally means 7 ½ years.