The Bruins survived the Sabres with a 4-2 in Game Two of their first round series from Buffalo.
Viktor Arvidsson opened the scoring with the first of his two goals in the game for the Black and Gold.
Bowen Byram and Peyton Krebs scored for the Sabres.
Ukko-Pekka Luukkonen allowed four goals on 19 shots before being pulled for Alex Lyon.
The best of seven series is now tied at one game apiece with Boston hosting Buffalo for Game Three on Thursday at TD Garden.
(Photo by Joe Hrycych/Getty Images)
Photo: Joe Hrycych / Getty Images Sport / Getty Images