A man in his late teens has been left in a serious condition after he was stabbed in the upper leg.
The victim was injured during a fight, which broke out between a number of men on Aungier Street near central Dublin at around 7.45pm last night.
The scuffle moved on to Cuffe Street where the man received a number of stab wounds.
He was taken to St James's Hospital.
Gardai have appealed for witnesses.