The Prophet (ﷺ) said, "If somebody takes some `Ajwa dates every morning, he will not be affected by poison or magic on that day till night." (Another narrator said seven dates).
Sahih al-Bukhari Book 76, Hadith 82
← Previous Hadith Two men came from the East and addressed the people who wondered at their eloquent speeches On that Allah's Messenger (ﷺ) said. Some eloquent speech is as effective as magic.'

Sahih al-Bukhari Book 76, Hadith 81 Next Hadith → I heard Allah's Messenger (ﷺ) saying, "If Somebody takes seven 'Ajwa dates in the morning, neither magic nor poison will hurt him that day."

Sahih al-Bukhari Book 76, Hadith 83