It wasnarrated from Abu Hurairah that the Messenger of Allah (ﷺ)said:
"Whoever wishes bad upon the people of Al-Madinah, Allah willcausehim to melt as salt melts in water." (FR)
English reference (FR): Vol. 4, Book 25, Hadith 3114 (FR)
Arabic reference (FR): Book 25, Hadith 3233 (FR)