A 46-year-old businessman, who was in an extramarital relationship with an employee, was stabbed to death allegedly by the fiance of the woman who then stuffed the body in a suitcase, boarded a train and disposed it in Gujarat's Bharuch, police said here on Wednesday.

A quarrel had broken out at the woman's rented house in northwest Delhi involving her, her fiance and her mother, and victim Neeraj Gupta, a resident of Model Town, after he objected to the wedding, they said, adding the incident took place on November 13.