David Luiz, Lacazette, and Pepe three goals was enough for Arsenal to defeat third Premier League place in Premier League Leicester City 3-1.
Youri Tielemans had opened the scoring for the Foxes after only six minutes, when he fired a right-foot shot form the right side of the box to the bottom left corner.
David Luiz levelled the scoring for the Gunners in the 39th minute, when Willian swung up an excellent cross inside city’s penalty area, where Luiz hit the ball with a powerful header from the center of the box to the bottom left corner.
The referee granted the Gunners a penalty before the break due to a handball on Wilfred Ndidi. Lacazette converted the penalty with a right footed shot to the bottom left corner.
Nicolas Pépé sealed the victory for Arsenal in the 52nd minute with a left footed shot from very close range to the bottom left corner to make it 3-1.