Narrated Al-Mughira:
The Prophet (ﷺ) used to stand (in the prayer) or pray till both his feet or legs swelled. He was asked why (he offered such an unbearable prayer) and he said, "should I not be a thankful slave."
Reference | : Sahih al-Bukhari 1130 |
In-book reference | : Book 19, Hadith 10 |
USC-MSA web (English) reference | : Vol. 2, Book 21, Hadith 230 |
(deprecated numbering scheme) |