Militants from the terror group, also known as Daesh, identified Britain as its number one terror target in the chilling message.
It said that the UK is due the “lion’s share” of ISIS’s wrath – in revenge for the RAF’s bombing campaign in Iraq and Syria.
The jihadis are thought to have their sights set on central London, after a recent video highlighted a string of potential targets.
Footage released last week includes frames of high-profile attractions which could be the site of an attack.
They include Buckingham Palace, Trafalgar Square, Tower Bridge and Big Ben.
Read more: express.co.uk