Sunan Ibn Majah 2108
سنن ابن ماجه#2108SahihIt was narrated from 'Adi bin Hatim that :the Messenger of Allah (ﷺ), said: "Whoever swears an oath then sees that something else is better than it, let him do that which is better and offer expiation for what he swore about
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Muslim
In-book reference: 11:19