Snapshots of the incident, in which many people were involved, have been circulating on social media in the last few hours. It took place outside a licensed venue on Dublin Street in the city around 9.30pm. The 33-year-old was arrested as a suspect for assault and possession of suspected first-class drugs. A police spokesman said: “It was reported that around 9.30 pm, the victim was attacked by a man who punched him in the back of the head. A clash with many people took place outside the licensed facilities. Police rushed and a man was taken to hospital for treatment of his injuries. A 33-year-old man has been arrested on suspicion of assault and possession of suspected Class A drugs after the incident. Investigations are ongoing to determine the circumstances surrounding the incident and police will call anyone with information to contact them on Lisburn Street. in 101 quoting the reference number 1937 of 04/09/22. “