Imam Ibn Kathir and Imam Ibn Rajab said that the spiritual and worldly life of a believer is focussed on God. Success in both entails knowing God, loving Him, trusting him and worshiping him alone. It requires the believer to learn his religion, discipline his soul and refrain his conduct. The person must have firm faith that everything that happens to him in this life is good for him, that his lord would never decree anything that would be detrimental...