Holding joined the Gunners from Bolton Wanders for £2m.
Pep Guardiola has also confirmed that he will not be making any more signings before Wednesday's deadline.
Gabigol starred for Brazil en route to winning a gold medal at Rio 2016.
Spurs reportedly bid £15m for Wilfried Zaha on Thursday.
Japanese international only arrived from Sanfrecce Hiroshima in July, but failed to get a work permit.
Luis Enrique continues clear-out with the 11th and 12th exits of the summer.
Arsenal boss says France striker is still a 'fraction behind' his teammates.
Blues are known to be in the market for a new central defender.
Group A will also see the experienced striker face another former club in Eredivisie outfit Feyenoord.
Hammers also confirmed deal for 20-year-old Edimilson Fernandes on Thursday.
Former Everton centre-back is reportedly set to sign a five-year contract for a fee in excess of £35m.
Liverpool travel to White Hart Lane to face Tottenham Hotspur on 27 August.
Video footage shows fans fighting at London Stadium as team lose out on group place to Astra Giurgiu.
Former France international left role working with Arsenal Under-18s earlier this summer.
The Reds have already conceded five goals in the Premier League this season.
Chelsea striker and Manchester United playmaker missed Euro 2016.
Proteas face the Kiwis in the 2nd Test on 27 August. The first Test was rained off.
Manchester United placed in Group A alongside Fenerbahce, Feyenoord and Zorya Luhansk.
Catalans are expected to pay £25.6m plus add-ons to Valencia for his services.
Solanke, 18, has less than 12 months remaining on his current deal.
Tottenham Hotspur recently made a £12m bid for the highly-rated winger.
Top four domestic leagues will be be guaranteed four places each in the group stages.
Federer and Nadal have won 31 Grand Slam titles between them.
Gunners boss hopeful both deals are tied up before transfer deadline day.
The newly-appointed scout worked for the Brazilian Football Federation until recently.
The Italian does not feature in Reds boss Jurgen Klopp's long-term plans.
Lucas Perez scored 17 goals in 36 La Liga appearances last season.
The Hull City player tested positive for cocaine in May 2015.
Joel Campbell has made only 11 starts in the league last season for Arsenal
The ECB has approved the tour after a security review was carried out.