A man's been arrested in connection with a stabbing at the Hell Fire Club yesterday afternoon.
Three people were taken to hospital after a row broke out at the popular walking spot.
At around quarter to 4 yesterday afternoon, a fight took place between three men and a woman in the Dublin mountains.
One of the men was stabbed and a young man and woman assaulted.
All three of the injured who are in their late teens were taken to Tallaght hospital.
They were treated for their injuries and released last night.
The scene has been preserved for a technical examination.
A man in his late 20s was arrested in the Kilakee area last night and is being questioned at Tallaght garda station.