Hadith 1387
Sa'd bin Abu Waqqas reported Allah's Messenger (ﷺ) as saying: He who intends to do harm to the people of Madinah, Allah would efface him just as water dissolves salt.
Hadith 1387
Sa'd bin Malik heard Allah's Messenger (ﷺ) saying like this except (this variation) that he said: "Sudden attack or harm."