Narrated Abu Hurairah:
that the Prophet (ﷺ) commented on: "Some of them We make more excellent than others to eat (13:4)." He said: "The Daqal, the Persian (referring to different kind of dates), the sweet, the bitter." (FR)
English reference (FR): Vol. 5, Book 44, Hadith 3118 (FR)
Arabic reference (FR): Book 47, Hadith 3407 (FR)