Maraka houses

 The Maraka houses
The 2 nd and 7 th house are called the Maraka or “killer” houses, and have the capacity to cause death or disease.
Usually the death o a person is during the Maha Dasha or Antar dasha and/or transits of a planet placed or associated with those houses or the ruler of those houses.
The ruler of the 8 th , 12 th and 3 rd houses or planets placed on those houses are also capable of causing death.