Mohammed Salah is the first Premier League player this season to score 20 goals in all competitions.
Philippe Coutinho has scored eight goals and set up another seven in his last 10 away games for Liverpool.
Sadio Mane has scored in each of his last three league games against Arsenal.
Liverpool are the first team in top-flight history to have won four consecutive away games by a margin of at least three goals.
Watch video Philippe Coutinho GOAL vs Arsenal 0-1 ’26 min
Awesome goal #Coutinho ???????? pic.twitter.com/TvMtZdcMcL
— Mark (@Batchowski) December 22, 2017