The incident occurred in the early hours of Sunday morning.
Shots were fired at a house in the Shangan Terrace area of Ballymun at approximately 2:55am on Sunday morning.
Gardaí investigating the discharging of the firearm have also recovered a sawn off shotgun and two used shot gun cartridges.
An upstairs window of the property was smashed in this incident, while no injuries were sustained.
It is reported that a group of three males were seen running from the scene.
Anyone with information in relation to this incident is asked to contact Ballymun Garda Station on 01 666 64400 or the Garda Confidential Line on 1800 666 111.
The firearm will be forensically examined.
Investigations are continuing.
An image of the shotgun that was recovered can be seen here:
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