اقرأ وتدبر الآية 5761 من سورة سُورَةُ عَبَسَ: وَمَا يُدْرِيكَ لَعَلَّهُ يَزَّكَّىٰ
وَمَا يُدْرِيكَ لَعَلَّهُ يَزَّكَّىٰ
Yet for all thou didst know, [O Muhammad,] he might perhaps have grown in purity,