A man has been arrested for allegedly killing his father by slitting his throat in Delhis Punjabi Bagh area after the crematorium official dialled police suspecting a murder, said Delhi Police on Friday.Delhi Police arrested man for killing his fatherUpon receiving the information, Punjabi Bagh Police personnel reached the Paschim Puri cremation ground, whose in charge Sanjeev Chauhan stated that one Rinku Yadav from Village Madipur in Punjabi Bagh was there with the body of his father Satush Yadav for his cremation.According to Chauhan, he noticed some surgical cuts on the neck and forearm of the body and hence made a call to the police control room. During questioning, Rinly confessed that he had used a blade to slit his fathers throat on Thursday morning.Case filed against accusedThe accused told Delhi Police that his father was a habitual drinker and was causing trouble for the family. A case of murder has been registered and Rinku has been arrested, police said.Earlier this September, a retired Central Reserve Police Force (CRPF) Assistant Commandant died in the national capital after being allegedly rammed into a wall by his son who was in an inebriated condition.