doomsday prophecy

Translations
пророчество о судном дне
Many people were worried about the doomsday prophecy predicting the end of the world.
Многие люди беспокоились о пророчестве о судном дне, предсказывающем конец света.
Definitions
A doomsday prophecy is a prediction or belief that a catastrophic event, often involving the end of the world or significant societal collapse, will occur at a specific time or as a result of certain actions or conditions.