Mithlesh, his wife Siya and their daughter Neha were found with stab wounds, while their teenaged son was found with minor injuries.
"Mithlesh Verma, his wife, and daughter were attacked by a knife. The fourth member of the family was present in the house. He has got an injury on his finger. Nothing is missing from the locker. The killers used a kitchen knife as the weapon of offence. Eight teams are conducting the probe," said Ajay Chaudhary, Joint Commissioner, Delhi Police.
According to Mithilesh's sister, Suraj was kidnapped a few years ago.
"Suraj is not in a condition to speak anything right now. He was even kidnapped three-four years ago. He was 12-13 years old at that time," she said.
Further investigation in the matter is underway.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)