(15) باب الْكَفَّارَةِ قَبْلَ الْحِنْثِ
It was narrated from 'Abdur-Rahman bin Samurah that the Prophet said:
"If you swear an oath, then you see something better than it, then offer expiation for your oath, and do that which is better." (ID)
Reference (ID): Sunan an-Nasa'i 3784 (ID)
In-book reference (ID): Book 35, Hadith 24 (ID)
English translation (ID): Vol. 4, Book 35, Hadith 3815 (ID)