A man has been arrested after another man was stabbed in Dublin city.

Gardaí were called to an assault on St Vincent's Street West in Inchicore at around 2.30am on Monday morning.

A 25-year-old man had been stabbed and while he was lying on the ground, the suspect - aged 24 - tried to assault him again.

A Garda member intervened and received a laceration to his head.

The injured man and the Garda were both taken to St James's Hospital for treatment.

The injured man remains in hospital, while the Garda member has since been released.

A 24-year-old was arrested at the scene and is currently detained under Section 4 of the Criminal Justice Act at Kilmainham Garda station.

Gardaí say investigations are ongoing.