Coimbatore: A final year engineering student was arrested today for allegedly murdering his classmate over cleaning a room, being shared by them in the city, police said.

R Santosh and S Dinesh, both studying in a private college, were staying in a rented room near the Airport. Santosh had quarrelled over issue of cleaning the room last night and he allegedly stabbed Dinesh with a kitchen knife, resulting in multiple injuries all over the body, police said.