Sunan An-Nasa'i - سنن النسائي
35. The Book of Oaths and Vows - كتاب الأيمان والنذور
42) Chapter: What Is The Requirement Upon One Who Made A Vow That Something Would Be Obligatory For Him, Then He
It was narrated that Anas said:
"The Prophet saw a man being supported by two others and said: 'What is this?' They said: 'He vowed to walk to the House of Allah.' He said: 'Allah has no need for this man to torture himself. Tell him to ride.'"
42) باب مَا الْوَاجِبُ عَلَى مَنْ أَوْجَبَ عَلَى نَفْسِهِ نَذْرًا فَعَجَزَ عَنْهُ .
أَخْبَرَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ، قَالَ أَنْبَأَنَا حَمَّادُ بْنُ مَسْعَدَةَ، عَنْ حُمَيْدٍ، عَنْ ثَابِتٍ، عَنْ أَنَسٍ، قَالَ رَأَى النَّبِيُّ صلى الله عليه وسلم رَجُلاً يُهَادَى بَيْنَ رَجُلَيْنِ فَقَالَ " مَا هَذَا " . قَالُوا نَذَرَ أَنْ يَمْشِيَ إِلَى بَيْتِ اللَّهِ . قَالَ " إِنَّ اللَّهَ غَنِيٌّ عَنْ تَعْذِيبِ هَذَا نَفْسَهُ مُرْهُ فَلْيَرْكَبْ " .