Rahu chaar, maa ghar ki salahkaar.
Rahu in the 4th, the mother is the advisor of the house.
The 4th house represents the home, domestic peace, and the Mother. Rahu represents strategy, unconventional thinking, and dominance.
When Rahu sits in the 4th house, it deeply affects the dynamic of the household. Dr. Sharma explains a very specific *Nishaniya*: In this person's home, the mother is not just a traditional caretaker; she is the ultimate strategist and decision-maker ("maa ghar ki salahkaar").
The mother will have a very sharp, dominant, and politically astute mind, and her advice will usually dictate the major decisions of the family.