قَالَ أَبُو عَبْدِ اللَّهِ ع مَنْ مَرِضَ ثَلَاثَةَ أَيَّامٍ فَكَتَمَهُ وَ لَمْ يُخْبِرْ بِهِ أَحَداً أَبْدَلَ اللَّهُ عَزَّ وَ جَلَّ لَهُ لَحْماً خَيْراً مِنْ لَحْمِهِ وَ دَماً خَيْراً مِنْ دَمِهِ وَ بَشَرَةً خَيْراً مِنْ بَشَرَتِهِ[1] وَ شَعْراً خَيْراً مِنْ شَعْرِهِ قَالَ قُلْتُ لَهُ جُعِلْتُ فِدَاكَ وَ كَيْفَ يُبْدِلُهُ قَالَ يُبْدِلُهُ لَحْماً وَ دَماً وَ شَعْراً وَ بَشَرَةً لَمْ يُذْنِبْ فِيهَا.
“Abu ‘Abd Allah (a.s.), has said, ‘If one becomes ill for three days and does not inform anyone about it, Allah, the Majestic, the Glorious, changes his flesh into a better flesh, his blood into a better blood, his skin into a better skin and his hair into better hair.’ I then asked, ’May Allah keep my soul in the serv