Long standing Jewish Labour members and MPs lie about experiencing anti-Semitism, at the bidding of foreign government.
You will not find that anti-Semitic trope published in any reputable outlet.
You will never see it in the Guardian.
You will never hear any Labour spokesman suggesting it.
Peter Willsman said something much less ant-Semitic and what happened?
https://www.theguardian.com/news/2018/jul/31/corbyn-ally-says-jewish-trump-fanatics-make-up-antisemitism-claims

Wiki on Middle East Eye,
"Despite Hearst's denial of affiliation between the MEE and any governments or organizations, several members of the Muslim Brotherhood are affiliated with the Middle East Eye.[3][4]
Additionally, according to The Guardian, the MEE has been noted by Saudi Arabia as a news outlet funded by Qatar (both directly and indirectly);[5] the Qatari government is regarded as a supporter of the Muslim Brotherhood and Hamas. On 22 June 2017, during the 2017–18 Qatar diplomatic crisis, Saudi Arabia, the United Arab Emirates (UAE), Egypt and Bahrain, as part of a list of 13 demands, demanded that Qatar close the Middle East Eye, which was seen as sympathetic to the Muslim Brotherhood. The Middle East Eye denied it has ever received Qatari funds"