Arsenal made it three games unbeaten with a 2-1 victory over Brentford at the Emirates, thanks to goals from Smith Rowe and Saka.
Brentford made it very interesting in stoppage time as Norgaard fired home in the 93rd minute a consolation goal for the visitors.
However, it was too late and the Gunners held on to clinch all three points.
In other Premier League games played, Liverpool beats Norwich 3-1, Chelsea defeats Crystal Palace 1-0 and Southampton win Everton 2-0.