Allah's Messenger (ﷺ) said, "Soon the river "Euphrates" will disclose the treasure (the mountain) of gold, so whoever will be present at that time should not take anything of it." Al-A'raj narrated from Abii Huraira that the Prophet (ﷺ) said the same but he said, "It (Euphrates) will uncover a mountain of gold (under it).
Sahih al-Bukhari Book 92, Hadith 66
← Previous Hadith Allah's Messenger (ﷺ) said, "The Hour will not be established till a fire will come out of the land of Hijaz, and it will throw light on the necks of the camels at Busra."

Sahih al-Bukhari Book 92, Hadith 65 Next Hadith → I heard Allah's Messenger (ﷺ) saying, "Give in charity because there will come a time on the people when a person will go out with his alms from place to place but will not find anybody to accept it."

Sahih al-Bukhari Book 92, Hadith 67