(41) باب كَفَّارَةِ النَّذْرِ .
It was narrated that 'Imran said:
The Messenger of Allah said: "There is no vow at a moment of anger and its expiation is the expiation for an oath."
Reference: Sunan an-Nasa'i 3843
In-book reference: Book 35, Hadith 83
English translation: Vol. 4, Book 35, Hadith 3874