Police are searching for a man they say is responsible for slashing a 41-year-old man aboard a northbound A train in East New York.

Authorities say the attack happened around 10:30 a.m. Sunday while the train was at the Euclid Avenue subway station.

The man suffered a slash wound to his shoulder. EMS took him to NYC Health and Hospitals/Bellevue, and he is expected to recover, according to police.

The attacker ran from the scene and was last seen wearing a gray sweater, black peacoat, burgundy sweatpants, white sneakers and a black hat.

Authorities urge anyone with information to call the NYPD's Crime Stoppers Hotline at 1-800-577-TIPS (8477).