يَرْفَعِ اللَّهُ الَّذِينَ ءَامَنُواْ مِنكُمْ وَالَّذِينَ أُوتُواْ الْعِلْمَ دَرَجَـتٍ وَاللَّهُ بِمَا تَعْمَلُونَ خَبِيرٌ
m(Allah will exalt in degree those of you who believe, and those who have been granted knowledge. And Allah is Well--Acquainted with what you do.) meaning, surely, Allah is Aware of those who deserve this reward and those who are not worthy of it. Imam Ahmad recorded that Abu At-Tufayl `Amir bin Wathilah said that Nafi` bin `Abdul--Harith met `Umar bin Al-Khattab in the area of `Usfan. `Umar appointed Abu At-Tufayl to be the governor of Makkah. `Umar asked him, â€Whom did you appoint as your deputy for the valley people (that is, Makkah).'' `Amir said, â€I appointed Ibn Abza, one of our freed slaves, as my deputy.'' `Umar said, â€You made a freed slave their governor in your absence'' He said, â€O Leader of the faithful! He has memorized Allah's Book and has knowledge of regulations of inheritance, along with being a proficient judge.'' `Umar said, â€Surely, your Prophet has said,