Three persons, including two history sheeters, have been arrested on charges of murdering a 33-year-old man and causing multiple stab injuries on the victim’s brother at Periyar Nagar in Gandhi Market police station limits here in the early hours on Monday. The name of the deceased was given as M. Umashankar alias Appu. Police gave the names of the accused as Manja Velu alias Velu alias Rajadurai, Surya alias Jayasurya - both history sheeters and Mohan. Umashankar who sustained multiple stab injuries was killed on the spot, while Azhageswaran too suffered multiple injuries on his forehead, ribs and right hand wrist. Barring Manja Velu, who has been admitted at Mahatma Gandhi Memorial Government Hospital at Tiruchi, the other two accused were remanded in judicial custody.