The 22-year-old Frenchman has been sidelined since November with a cruciate knee ligament injury.
Celtic have yet to announce who the manager will be when Ronny Deila leaves at the end of the season.
Rangers star Harry Forrester was impressed with the West Ham United winger’s performance against Manchester United in the Premier League on Tuesday.
The former right-back says fellow Arsenal legend Ian Wright is a big fan of the Spurs hitman.
The deal could include shirt sponsorship and a possible rebrand of The City Ground.
Marcus Rashford impressed as Manchester United took on West Ham.
Pat Bonner also names Chris Hughton and Mick McCarthy as possible candidates for the Celtic managerial job.
The Hull City manager could be a target for Newcastle United should Benitez depart.
The defender was not impressed with West Ham man conceding Manchester United's second goal.
Tottenham Hotspur are competing with North London rivals Arsenal for the second place in the Premier League this season.