Maddison, who was narrowly omitted from England's Euro 2020 squad, signed a new four-year deal at Leicester last summer worth around £100,000 a week. The 24-year-old enjoyed a superb spell for the Foxes last season.
The Nigerian striker has netted five goals in 18 appearances since moving to Old Trafford in January 2020 and is delighted to be representing his boyhood club.
Chelsea have informed Atletico Madrid that they will recall Alvaro Morata from his loan spell, unless they sign him permanently this summer, according to the UK Telegraph.
Hazard, who is contracted to Chelsea until 2020, played under Mourinho during his second spell as manager at Stamford Bridge. Although both men reportedly fell out towards the Portuguese's reign, he still has respect for Hazard's talent.
Interestingly, they are arguably the most successful club in the history of Italian football with the club's success, mostly recorded under Massimiliano Allegri's trophy-laden spell, proving a decisive point in modern football.
With nine defeats in the 2020/2021 season, Mourinho is suffering his worst season since his last spell at Chelsea. Tottenham have lost to Everton, Liverpool twice, Leicester, Brighton, Chelsea, Manchester City and West Ham this campaign.
Emery has overseen a miserable start to the 2019/2020 Premier League season since he replaced Arsene Wenger last year. Emery's men are already eight points off UEFA Champions League spots.