Isak has been the subject of a record-breaking approach from Liverpool and is thought to have had his head turned by the Anfield outfit, who are weighing up a second bid after seeing a first offer of £110 million ($145.7 million) knocked back.

Newcastle United have endured a frustrating summer in the transfer market, with reported pursuits of multiple targets, including goalkeeper James Trafford and forward Hugo Ekitike, ending in disappointment. Trafford has joined Manchester City, while Ekitike opted for Liverpool, both in high-profile moves.