The incident occurred on Saturday evening.
An Garda Síochána has confirmed that a man in his 20s has died, after being stabbed at a house in Mulhuddart, shortly after 6pm on 30 March.
He was treated at the scene by emergency services personnel but was pronounced dead a short time later.
As of last night, the body of the deceased had remained at the scene, and the State Pathologist had been notified of the incident.
According to a spokesperson for the Gardaí, investigators are currently following a definite line of enquiry. Investigating Gardaí have arrested a man in his 20s in connection with the incident. He is currently detained under Section 4 of the Criminal Justice Act, 1984 at Finglas Garda Station.
Neither of the men’s names have been made public by Gardaí.
Anyone with information is asked to contact Blanchardstown Garda Station 01-6669000 or the Garda Confidential Line 1800 666 111.
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