Narrated Saud (رضي الله عنه): 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 of Medicine, Book 76, Hadith 82)
Narrated Ibn `Umar (رضي الله عنه) : The Prophet (ﷺ) said, “There is a tree among the trees which is similar to a Muslim (in goodness), and that is the date palm tree.” (Sahih al-Bukhari, Book of Food, Meals, Book 70, Hadith 77)
“Abu Hurairah (رضي الله عنه) narrated that the Messenger of Allah (ﷺ) said: “Al-‘Ajwah is from Paradise and it contains a cure for poison. Truffles are a form of manna, and its liquid is a cure for the eye.” (Jami` at-Tirmidhi, Chapters on Medicine, Vol. 4, Book 2, Hadith 2066, Grade: Hasan/Good by Darussalam)
(Narrated by Ahmad) Prophet Muhammad(ﷺ) said: If anyone of you is fasting, let him break his fast with dates. In case he does not have them, then with water. Verily water is a purifier.
'A'isha (Radi Allah Anha) reported Allah's Messenger (sal-allahu- alleihi-wasallam) as saying: A family which has dates will not be hungry