A 50-year-old man was rushed to hospital after being stabbed multiple times in Harlesden.
One man has been arrested on suspicion of assault and remains in custody.
Police were called to the scene on St Albans Road, just off Craven Park Road, shortly after 1pm on Monday July, 5.
The victim was found with stab injuries but after being taken to hospital his condition was established to be not life-threatening.
The man arrested remains in custody and investigations continue.
A spokesperson for the Met Police said: “Police were called shortly after 13:00hrs on Monday, 5 July to reports of a fight on St Albans Road, NW10.
“Officers attended and found a 50-year-old man suffering from stab injuries. He was taken by the London Ambulance Service to a central London hospital; his injuries are not believed to be life-threatening.
“One man was arrested on suspicion of assault. He remains in custody at a north London police station.
“Anyone with information is asked to call police via 101 reference Cad 3632/05Jul.”