Sunan an Nasai
3840
Sahih Lighairihi+2

It was narrated that 'Imran bin Husain said:"The Messenger of Allah said: 'There is no vow to commit an act of disobedience, and its expiation is the expiation for an oath

Sahih LighairihiAbu Ghuddah
SahihAl-Albani