A man was stabbed in an incident in Pulrose yesterday morning (Sun).
It happened around 10.45am at an address on Heather Crescent.
Police say the middle aged man, who hasn't been named, was stabbed in the chest following an argument. He was taken to Nobles hospital for treatment and later discharged.
A suspect was arrested nearby and is currently in police custody.
Officers say there was no threat to the safety of the community as the incident was confined to the address in question.
They are asking anyone who has any information on the incident to contact Douglas CID on 631212 or use Crimestoppers anonymously on 0800 555111.