"Chandresh Maurya, aged about 30, residing at Shri Harikrupa Society in Vapi town of Valsad district, killed his nine-year-old son by stabbing him with a sharp-edged weapon on his chest," Assistant Superintendent of Police (ASP) Sweta Shrimali of Vapi town said here.
Later, Maurya tried to commit suicide by cutting his own wrist, she said, adding after Maurya locked himself and his son, Om, in their house.
Maurya's neighbours had called the 108 emergency police service and rushed him to a nearest government hospital where his condition is reported to be stable, Shrimali said.
Reasons behind the killing is not known yet and the police is investigating the case, she said.