The Messenger of Allah (صَلَّى اللهُ عَلَيْهِ وَسَلَّمَ)
said:
“There is not a servant who fasts a day
in the way of Allah (sincerely), except that Allah removes his face from the
Fire by the distance of 70 years (due to that).”
Al-Bukhari & Muslim
Translated by Abu Idrees Muhammad