Narrated Abu Hurairah:
that the Messenger of Allah (ﷺ) said: "The people of Yemen have come to you. They are weaker in heart and softer in understanding, faith is Yemeni and wisdom is Yemeni." (IT)
English reference (IT): Vol. 1, Book 46, Hadith 3935 (IT)
Arabic reference (IT): Book 49, Hadith 4314 (IT)