Liverpool inquired about Newcastle United striker Alexander Isak last week, but the Magpies are insistent that he won't be sold this summer — despite the ongoing speculation surrounding his future.

Newcastle boss Eddie Howe left Isak out of his side's 4-0 defeat to Celtic last week, citing the transfer speculation around the Swedish forward as part of the reason.

In addition to Liverpool, Isak also has interest from Saudi Arabia.

Alexander Isak appears to train alone at Newcastle, as 'huge wage demands are revealed' to sign new contract amid Liverpool interest	Alexander Isak spotted training alone amid Liverpool links	Newcastle sent Alexander Isak transfer message amid Liverpool interest - 'Let's be honest'

This week, after being sent home rather than playing against Celtic, Isak was pictured away from the rest of his teammates.

While it came back all clear, Isak has trained alone in order to ensure that no risks are taken.

Newcastle United striker Alexander Isak.

"I'd never give that guarantee to anybody," Howe told BBC Radio Newcastle when asked if he could be certain Isak would still be at St James' Park next season.

"I've been in football long enough to know that I could end up looking very silly, so I won’t do that.
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