A young man was stabbed in the borough of Saint-Laurent on Sunday night.
The 25-year-old was found in the entrance of an apartment building at the intersection of Marcel-Laurin and Henri-Bourassa Boulevards after a 911 call was made around 6 p.m.
The victim was conscious, said Montreal police Const. Abdullah Emran said.
Inside an apartment, a 19-year-old woman was arrested and will be met by investigators, who will assess whether charges will be filed.
No other details about the state of the victim were revealed.