Holding has impressed since being thrust into Gunners first team in recent weeks.
Gunners' top four chances still alive after Sanchez double.
Koscielny will miss his side's game against Sunderland in order to be fit to face Everton and Chelsea.
Bellerin is reportedly open to the idea of leaving Arsenal for Barcelona in summer.
Szczesny has spent the last two seasons on loan with the Serie A club.
Ozil has been criticised heavily during the second half of the season.
Sanchez's contract at the Emirates Stadium runs out this summer.
Black Cats boss has also offered an update on the club's contract situation ahead of Championship return.
Spaniard believes that German international will continue at the Emirates ahead of next season.
The Chile international is to undergo a late fitness test on Monday.
Sanchez, 28, has a year left on his Gunners contract.
Alexis has scored 21 goals in the league this season.
Sunderland want more than £20m for the highly-rated goalkeeper, according to reports.
Olivier Giroud's double helps the Gunners keep the pressure up on the top four.
Matthew Upson says other Arsenal players are 'inspired' by all-energy Chilean.
Liverpool drew 0-0 with Southampton at Anfield last weekend.
Brazilian has a contract at Barcelona until 2020, with a €75m release clause.
Gunners midfielder has now returned to North London to continue recovery from a fibula fracture.
Sanchez is reportedly attracting interest from Bayern Munich and Atletico Madrid.
A unique set of results could see the 2016-17 season end with an elusive 39th game.
Sanchez, 28, only has a year left on his Gunners contract.
The 22-year-old signed a long-term contract with the north London club earlier in the season.