The Messenger of Allah ﷺ said, "The Furat is about to uncover a mountain of gold, and people will fight over it until nine out of every ten are killed, and only one will survive."
حدثنا عفان حدثنا حماد بن سلمة حدثنا محمد بن عمرو عن أبي سلمة
أن رسول الله ﷺ قال يوشك أن يحسر الفرات عن جبل من ذهب فيقتتل عليه الناس حتى يقتل من كل عشرة تسعة ويبقى واحد
Its isnad is sahih. Bukhari narrated it, 13/78, no. 7219, Fath, in Fitan, "The Emergence of the Fire," and Muslim, 4/2220, no. 2895, in Fitan, "The Hour Will Not Come Until the Euphrates Recedes," and Abu Dawud, 4/115, no. 4313, in Malahim, "The Euphrates Recedes to Reveal a Treasure," and Abdul-Razzaq, 11/382, no. 20804, Fitan, "The Signs of the Hour."