Mourinho said Bale had reported "not feeling good" and had asked for a scan.
Mourinho faces a major challenge to keep Tottenham's season on track after a fresh injury to talismanic striker Harry Kane.
Jose Mourinho said Wednesday that he does not expect Dele Alli to be reunited with his former boss Mauricio Pochettino at Paris Saint-Germain.
This game is the second to be postponed due to COVID-19 this week after postponing the match between Manchester City and Everton.
The Portuguese coach conceded that he is unable to keep all of his players happy.
London has been placed under Tier 2 COVID-19 restrictions by the British government, paving the way for a limited return of fans to the Tottenham Stadium.
Mourinho has been handed a suspended one-match European competition ban, UEFA said on Friday.
Mourinho played down expectations on forward Gareth Bale, saying the Welshman cannot be the same explosive player who left the club to join Real Madrid.
Bale started for Tottenham Hotspur for the first time in seven years and helped them to a 3-0 win over LASK in their first match of the Europa League..
Solskjaer believes Manchester United have the squad depth to compete this season despite a lack of new arrivals in the transfer market.
Mourinho has fired a broadside at the Premier League and English Football League (EFL) as his team prepare to play three times in a week on multiple fronts.
Bale arrived at Luton Airport near London on Friday ahead of completing his imminent return to Tottenham Hotspur.
The Welsh winger is set to re-join his old team after spending the most of the last season on bench in Madrid.
Jose Mourinho believes his Tottenham Hotspur side must adapt quickly to the "new reality" of playing matches without any fans when they resume their Premier League campaign against Manchester United on June 19.
Mourinho revealed that Madrid's loss to Bayern Munich in 2012 UEFA Champions League semis was the only time he cried because of football.
In his interview with Sky Sports, Mourinho spoke about the possibility of continuing the Premier League despite the ongoing crisis of the coronavirus.
Mourinho took the Premier League by storm when he signed for Chelsea after winning the UEFA Champions League title with Porto in 2004.
The new book details how close the manager was from coaching Liverpool after reaching an agreement with then Liverpool's Chief Executive, Rick Barry.
Tottenham Hotspur have reminded players of their responsibilities during Britain's coronavirus lockdown after pictures and video on social media emerged of manager Jose Mourinho and several members of his squad that appeared to show them flouting social-d
Tottenham suffered their second loss in one week as they lost 1-0 at home to Leipzig on Wednesday at the first leg of UEFA Champions League round of 16.