A 16 year old boy was stabbed in abdomen by an older man who became enraged when the teen refused to give him a beer, police said Tuesday. Cops told the teen was stabbed Saturday with an unknown object at Whitehall St and South St in Financial District at about 1:25 Am. Police released a pic and video Tuesday of suspect and were asking the public’s help to identify him. Medics took the injured teen to Bellevue Hospital Center, where he was in stable condition and expected to survive. Police told the suspect is about 5 foot 7, 210 pounds, bald, with a large scar on his neck. He was wearing a long black T-shirt, light blue jeans and white sneakers at time of attack.