India, Dec. 31 -- A 30-year-old man was allegedly stabbed to death on Sunday for trying to stop two groups from quarrelling in his neighbourhood at Bapa Nagar in central Delhi's Prasad Nagar, said police on Tuesday, adding that two suspects were arrested.

Police said, the victim, Sumit Kumar, succumbed to his stab injury during treatment at a government hospital. Sumit worked for a jeans manufacturing factory in Karol Bagh with his brother, Rohit Kumar, in his 20s.

According to police, on Sunday around 10.30 pm, two of them were returning home from the factory, when they saw two groups of people quarrelling in a lane near their house. Sumit intervened and asked them to stop the quarrel and return to their homes.

"Some people from the g...