The vow neither hastens anything nor defers anything, but is the means whereby (something) is extracted from the miserly person.
عَنِ النَّبِيِّ ﷺ أَنَّهُ قَالَ النَّذْرُ لاَ يُقَدِّمُ شَيْئًا وَلاَ يُؤَخِّرُهُ وَإِنَّمَا يُسْتَخْرَجُ بِهِ مِنَ الْبَخِيلِ