(41) باب كَفَّارَةِ النَّذْرِ .
It was narrated that 'Imran bin Husain said:
The Messenger of Allah said: "There is no vow to commit an act of disobedience or at the time of anger, and its expiation is the expiation for an oath."
Reference: Sunan an-Nasa'i 3847
In-book reference: Book 35, Hadith 87
English translation: Vol. 4, Book 35, Hadith 3878