Sayyiduna Abdullah bin Abbas (may Allah be pleased with them both) narrates: Once the Prophet Muhammad (peace be upon him) was present in Madinah Munawwarah, and during that time he said: Allahu Akbar, Allahu Akbar, Allah’s help has come, victory has come. The people of Yemen have arrived; they are people whose hearts are pure and clean, their obedience is gentle. Faith is Yemeni, understanding is Yemeni, and wisdom is Yemeni.