There were other developments on Sunday regarding Granit Xhaka's future.
Inter Milan have returned strongly to the race to secure his services, wrote "La Gazzetta dello Sport".
The Switzerland captain is being strongly sought after by coach Cristian Chivu, who took over the Nerazzurri this summer.
According to the well-known Italian media outlet, Chivu has chosen the 32-year-old as the perfect partner for Niccolo Barella in the defensive phase of midfield.
Xhaka has a contract with Leverkusen until 2028, but he could leave the team in this summer transfer window.
City rivals Milan have also been pursuing Xhaka for weeks.
Then, the team that returned to the Premier League, Sunderland, also entered the competition for his services.
There were also reports of Saudi club Neom SC attempting to sign him, but Neom backed out due to the high compensation.