Sunan Abu Dawud
3289
Sahih+3

Narrated 'Aishah:The Messenger of Allah (ﷺ) as saying: If anyone vows to obey Allah, let him obey Him, but if anyone vows to disobey Him, let him not disobey Him

SahihAl-Albani
SahihMuhammad Muhyi Al-Din Abdul Hamid