Arsenal manager Mikel Arteta has admitted Gabriel Jesus' knee injury is "not looking good," with sources telling ESPN the club fear he will miss the remainder of the season.

Arsenal announced Gabriel Jesus suffered an ACL injury in his left knee against Manchester United in the FA Cup with the striker set to undergo surgery.

Arsenal striker Gabriel Jesus will undergo knee surgery after injuring the anterior cruciate ligament (ACL) in his left knee. Jesus picked up the injury last weekend during Arsenal’s defeat to Manchester United in the third round of the FA Cup.

Arsenal forward Gabriel Jesus will undergo surgery for an ACL injury sustained in the team’s FA Cup loss to Manchester United on Sunday.

Arsenal's injury woes continue to grow as Gabriel Jesus was stretchered off against Manchester United in the first half of their FA Cup tie.

Arsenal’s players showed their support for the injured Gabriel Jesus before Wednesday night’s north London derby clash against Tottenham. Brazilian striker Jesus was stretchered off during Sunday’s FA Cup third round home defeat by Manchester United with a knee issue and is now set to undergo surgery on what turned out to be an anterior cruciate ligament injury.

Arsenal players are planning a touching tribute to stricken injured team-mate Gabriel Jesus ahead of their clash against arch-rivals Tottenham tonight.