(45) باب ذِكْرِ الاِخْتِلاَفِ عَلَى سُفْيَانَ الثَّوْرِيِّ فِيهِ
It was narrated from Abu Saeed Al-Khudri that the Prophet said:
"Whoever fasts a day in the cause of Allah, Allah will separate his face from the heat of Hell (a distance of) seventy autumns." (ES)
Reference (ES): Sunan an-Nasa'i 2252 (ES)
In-book reference (ES): Book 22, Hadith 163 (ES)
English translation (ES): Vol. 3, Book 22, Hadith 2254 (ES)