A man is in hospital after being injured in a stabbing in Waterford this afternoon.

The man, believed to be in 20s, was stabbed at least once in the stomach sometime before 4pm.

The attack happened in the Ardkeen area of Waterford city and the injured man was taken to the nearby University Hospital Waterford where he is undergoing surgery.

His condition is described as serious but stable.

A man whom gardaí say is known to the injured party was arrested shortly afterwards and is being held for questioning.