The Switzerland midfielder is the club's only major signing so far this summer.
The midfielder says St James Park is one of the best stadiums he's played at.
The Gunners secured their first win of the season against Watford on Saturday.
Tottenham coach Kieran McKenna has reportedly left the club for Manchester United.
The defender is set to join the Gunners in a big money move from Valencia.
Manchester United are reportedly keen on Sheffield United striker Dominic Calvert-Lewin.
Chateauroux forward Jean-Philippe Mateta has snubbed Tottenham, according to his agent.
Tottenham are being linked with a move for Real Madrid ace Isco.
Everton continued their unbeaten run with a 1-0 victory against Stoke City.
The current England number one is set to leave Manchester City.