Man Lā Yaḥḍuruh al-Faqīh
Hadith 2441815 - وَ رُوِيَ: «أَنَّ فِي تِسْعٍ وَ عِشْرِينَ مِنْ ذِي اَلْقَعْدَةِ أَنْزَلَ اَللَّهُ عَزَّ وَ جَلَّ اَلْكَعْبَةَ وَ هِيَ أَوَّلُ رَحْمَةٍ نَزَلَتْ فَمَنْ صَامَ ذَلِكَ اَلْيَوْمَ كَانَ كَفَّارَةَ سَبْعِينَ سَنَةً ».
Hadith.1815 - It is narrated:
"On the 29th of Dhu al-Qa‘dah, Allah (swt), the Almighty, sent down the Ka‘bah, which was the first mercy to descend. Whoever fasts on that day, it will be an expiation for seventy years."