(25) باب النَّذْرِ لاَ يُقَدِّمُ شَيْئًا وَلاَ يُؤَخِّرُهُ
It was narrated that Ibn 'Umar said:
"The Messenger of Allah said: 'A vow does not bring anything forward or put it back; it is just a means of taking wealth from the miserly.'"
Reference: Sunan an-Nasa'i 3803
In-book reference: Book 35, Hadith 43
English translation: Vol. 4, Book 35, Hadith 3834