A team of Special Cell arrested Munnawar, 25, and Mohammad Miyan, 40, near Ashok Nagar Metro station here on a tip off.
The duo had reached a spot for negotiating a contract to kill a Shahdara Chota Bazar resident Deepak, said V Renganathan, Joint Commissioner (Special Cell) of Police.
During interrogation Munnawar spilled the beans about his associate Azam Ali along with whom he had gunned down a Shahdara resident Shyam Sundar in 2015.
He also told about the possible location of Azam in Mumbai. Azam was arrested on May 16 from Mira Road area in Mumbai, said the officer.