A 16-year-old boy was slashed in the face while standing on the street in The Bronx during a fight, cops said Sunday.

The incident happened near Kelly and E. 163 Streets around 9:35 p.m. Thursday, according to the NYPD.

The 16-year-old was standing on the sidewalk when someone walked up to him from behind and slashed the right side of his face, cops said. Two other males punched the bleeding teen in the face before taking off, according to police.

The NYPD released a video of the slashing Sunday.