Sahih al-Bukhari · Hadith 6692

Oaths and Vows

Narrated Sa`id bin Al-Harith: that he heard Ibn `Umar saying, "Weren't people forbidden to make vows?" The Prophet (ﷺ) said, 'A vow neither hastens nor delays anything, but by the making of vows, some of the wealth of a miser is taken out