Raymond Kwok, 27, is accused of stabbing in the back a stranger who accidentally bumped into him at the First Ave. L train station.

Police have arrested and charged a man accused of stabbing another man in the back a subway station in Manhattan last week. Raymond Kwok, 27, was arrested Monday on charges including first and second-degree assault and fourth-degree criminal possession of a weapon.

A suspect was arrested in connection with a stabbing at a Manhattan subway station that was sparked after an accidental bump on the stairs, according to police.

A man was charged Monday for stabbing a stranger in the back with a knife after the two bumped into each other in an East Village subway station, cops said. Raymond Kwok, 27, who was arrested