Tirunelveli: Tirunelveli police arrested a couple in connection with the murder of an A+ category rowdy near Kudankulam in Tirunelveli district on Saturday.The deceased, Selvamurugan, 41, of Eethankattu, was found hacked to death on a farm on Saturday morning. Police said Selvam had 27 criminal cases pending against him, including six murder cases.During the probe, police found that Chandru, 26, of Pottalkulam in Kanyakumari district, along with his wife Gauri, visited Selvam shortly before the incident.Investigators said Chandru and Selvam had a dispute over financial transactions related to a pond. The argument escalated when Chandru, who was allegedly under the influence of alcohol, confronted Selvam on Friday night. Police said Chandru attacked Selvam with a sickle, inflicting fatal injuries.Police arrested Chandru and Gauri on Saturday. Further investigation is under way to ascertain the sequence of events leading to the murder and whether any other people were involved.