Narrated `Aisha: The Prophet said, "Whoever vowed to be obedient to Allah, must be obedient to Him; and whoever vowed to be disobedient to Allah, should not be disobedient to Him."
Hadith ReferenceSahih Bukhari / The Book of Oaths and Vows / Hadith: 6700
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة