The family was returning home after paying obeisance at Vidhyachal temple when the car lost control and hit a tree killing Krishna Kumar Pandey (55), his wife Sheela (50), and daughter Ragini (25) they said.
Their son Ajit Pandey and grandson son Hitesh (9) were injured in the accident and have been admitted to a hospital, police said, adding, their condition is stated to be stable.