Alexandre Lacazette accidentally touched his own net by Sa sparking wild celebrations inside the Emirates stadium
Arsenal's win this time sits fifth and just one point behind fourth-placed Manchester United, while Wolves, who hope to continue their champions league ambitions, sit seventh.
Arsenal manager Mikel Arteta with the current goal of guiding his team back into Europe's elite club competition for the first time in five years.
Willing to fight at the end of May at that place, after defeats in the first three games the Arsenal team must avoid relegation.
Then we take it game by game and don't forget the goals with the team. You just have to be consistent with your vision and the way you prepare yourself and believe that the results will come
Wolves who showed missed opportunities, who in the end got complaints for the way they lost
Arsenal had more possession of the ball and fired more than four times in the match. And Lage 's side had to hold the ball long enough to relieve the pressure after they drank .
And the efforts made by Romain, Conor, and Ruben Neves when making clearence did not produce at least one point.
Wolves Sa keeper was rarely tested until he saved Lacazette's effort in the 72nd minute from close range, but from there the visitors' goal was under increased threat.
Pepe's equalizer came at the end of a run down the right, with the Ivory Coast winger expertly setting the ball past Sa and Gunners midfielder Martin Odegaard hitting the bar before they found a late winner.