Martin Odegaard, Bukayo Saka and Gabriel Martinelli were on target for Arsenal in their Premier League win over Watford on Sunday.
Arsenal forward Gabriel Martinelli has been in scintillating form, having scored three goals in his last two appearances against West ham United and Leeds United.
Arsenal thrashed Leeds United 4-1 in the Premier League fixture at Elland road on Saturday.
Liverpool moved up to second in the Premier League table with a 4-0 victory over Southampton at Anfield on Saturday afternoon.
Bukayo Saka and Gabriel Martinelli were the scorers as Arsenal picked up a deserved three points against a disappointing Newcastle side.
Alexandre Lacazette scored twice as Arsenal registered a comfortable 3-0 away Premier League win over relegation strugglers Sheffield United on Sunday (April 11).