A man in his 20s was injured after being stabbed in the Conway Street area of Belfast.
The incident happened on Thursday, July 18 in the early hours of the morning – however police have just released details of the attack.
They are trying to establish a motive.
Police are appealing for witnesses.
Constable Denny said it was reported to police at around 2.10am that a man in his 20s had been stabbed and taken to hospital.
“We are working to establish a motive for the incident and would appeal to anyone with information, or who may have noticed any suspicious activity in the area, to get in touch on the non-emergency number 101, quoting reference number 100 of 22/04/19,” added the constable.
Alternatively, information can be provided to the independent charity Crimestoppers on 0800 555 111, which is 100% anonymous and gives people the power to speak up and stop crime.