His first match with River was on 13 March 1932 against Chacarita Juniors. River won 3–1 and Ferreyra scored 2 goals. Bernabé played a total of 185 matches for River, scoring 187 goals, with an average of 1,01 goal per game. He won 3 Primera División titles, all of them in River Plate (1932, 1936 and 1937). In the 1932 season he was the top scorer with 43 goals. This also gave him the title of top scorer in South America.