Al-Kāfi - Volume 1 > The Issue of Disappearance (of the twelfth Imam (a.s.) from Public Sight
Hadith #31

31ـ مُحَمَّدُ بْنُ يَحْيَى عَنْ جَعْفَرِ بْنِ مُحَمَّدٍ عَنْ أَحْمَدَ بْنِ الْحُسَيْنِ عَنْ مُحَمَّدِ بْنِ عَبْدِ الله عَنْ مُحَمَّدِ بْنِ الْفَرَجِ قَالَ كَتَبَ إِلَيَّ أَبُو جَعْفَرٍ (عَلَيْهِ السَّلام) إِذَا غَضِبَ الله تَبَارَكَ وَتَعَالَى عَلَى خَلْقِهِ نَحَّانَا عَنْ جِوَارِهِمْ.

31. Muhammad ibn Yahya has narrated from Ja’far ibn Muhammad from Ahmad ibn al-Husayn from Muhammad ibn ‘Abdallah from Muhammad ibn al-Faraj who has said the following. “Abu Ja’far (a.s.) wrote to me, ‘when Allah, the Most Holy, the Most High, is angry with His creatures He keeps us away from their neighborhood.”