It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "The people of Yemen have come to you; they are the softest of hearts. Faith is Yemeni, understanding (fiqh) is Yemeni, and wisdom too is Yemeni."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 1809
It is narrated from Sayyiduna Abu Hurayrah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Soon you will beat the livers of camels (in travel), and you will not find any scholar more knowledgeable than the scholar of Madinah."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 1810
It is narrated from Sayyiduna Jubayr bin Mut'im (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "A Qurayshi has the strength of two men compared to others."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 1811