Two people were arrested from southwest Delhi's Kapashera area for illegal possession of a pistol, police said on Tuesday.
The suspects, Sameer (22) and Mukesh (22), are residents of Bhalswa Dairy, they said.
According to the police, Sameer was wanted in a case of attempt to murder.
The police said Sameer arranged the weapon to kill Prince who had beaten up his father in February.
The two were nabbed by a patrolling team on July 21 night when they were trying to flee from Nala Road in Kapashera after spotting the officials, the police added.
A country-made pistol, six live cartridges and two magazines were seized from them, Deputy Commissioner of Police (Southwest) Devender Arya said.
A case has been registered under the Arms Act, the police said.
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