Wenger, who was aggrieved after West Brom were handed a late penalty to level the match, was charged by the English Football Association for using inappropriate language and behavior towards the match officials in their changing room after the game.
"We have to keep our level of focus, of urgency, because the third round is very hard especially when you play away from home against a Championship team". "So we have four days between Chelsea and Forest so that is [not] quite ideal and after it will be shorter between Sunday and Wednesday but after we have four days again so I can rotate in a little bit in a soft way".
Arsenal have a raft of injuries for the contest with striker Olivier Giroud and Wales ace Aaron Ramsey both sidelined with hamstring concerns.More news: Liverpool contact Leicester City to deny Riyad Mahrez interest
Forest recently sacked Mark Warburton as manager and as a result will be led by interim boss Gary Brazil, whose first match in temporary charge was a New Year's Day draw with Leeds United at Elland Road.
Given that the Reds are only eight points above the relegation zone, they are still in danger of suffering relegation to League One at the end of the season - although that is unlikely given the quality of players they have.
Arsenal's FA Cup tie is followed by an EFL Cup fixture against Chelsea. Steve Bould will probably be calling the shots, but I don't expect that Arsenal will be too negatively affected by le absence of le boss. That means Calum Chambers or Mathieu Debuchy could be drafted into defence.
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Attack: Mesut Ozil and Alexis Sanchez are expected to be rested while Alexandre Lacazette should also be given a breather after starting throughout the festive period.