Arteta, meanwhile, emphasised the importance of winning the Europa League, which would also guarantee qualification for next season's Champions League.
"We have to try to be away from all of the rumours and everything that is happening around the club," Arteta told a news conference.
Arsenal have not played Champions League football since 2017 but winning the Europa League would take the club back into the elite competition next season.
"Not really. I think they have a really strong squad and they have a great manager and coaching staff," Arteta told a news conference.
"He gets the group together, they're working really hard for each other, they've recruited really well and you can start to see the things that David has done."
Arsenal have brought in attacking midfielder Martin Odegaard and goalkeeper Mat Ryan for the remainder of the season from Real Madrid and Brighton & Hove Albion respectively.
At least when you know what you want to do and what you want to achieve it is easier.
Ozil is free to negotiate with other clubs this month and local media has reported he has held talks with Turkish club Fenerbahce and American side DC United.
Tuesday's win was Arsenal's first back-to-back league victories since the opening two games of the season and Arteta said it should give the players more belief.
