SURA ALE IMRAN:164 (It is He who has sent the unlettered messenger from amongst themselves to recite to them His verses, to sanctify them and to instruct them in scripture and wisdom and they were before that in manifest error.
Shuara 26:88-89(That day no money or sons will benefit except the one who came with righteous heart) , Baqarah 2:10, Hajj 22:46(Truly it is not the eyes which turn blind, it is the heart in chest which turns blind) Hadith- Bukhari, Ahmad
Ability to earn a living. He should have a business or a job and perform it the best. Stay away from forbidden ways (gambling or interest). Save some money, avoid excess spending and promote Muslim businesses.
.Always remember Allah and Akhirah.
.Keep wudu at all times.
.Observe Salaat, Saum, perform Hajj.
.Always do Tauba, stay away from Zulm and Shubha.
.Spend time only in what is good for Akhirah.
.Restrain himself, his gaze, emotions and desires.
Our Lord! Forgive us our sins, and remit us from our evil deeds, and cause us to die in a state of righteousness. Our Lord! Grant us what you promised us through Your messengers, and do not disgrace us on the Day of Judgment, for You never break Your promise .” (Ali-‘Imran, 193-94)