A man, carrying an award of Rs 50,000 on his arrest, was held for allegedly stabbing a person to death in Subhash Place area in January, police said Monday.
The accused has been identified as Karan Singh, 22.
According to a senior police officer, a resident of Shakurpur had lodged a complaint that three to four persons had attacked one of his friends Shanu in January.
Two accused persons were arrested while two were an evading arrest.
During the investigation, police searched all the possible hideouts of accused at various places in Delhi, Uttar Pradesh, Uttarakhand, and Rajasthan.
Thereafter, on the basis of secret information, police laid a trap near Sarai Kale Khan ISBT on Sunday and arrested the accused, Ram Gopal Naik, Deputy Commissioner of Police (Crime), said.