Sunan Ibn Majah 2103
سنن ابن ماجه#2103Da'ifIt was narrated from Ibn 'Umar that :the Messenger of Allah (ﷺ) said: "An oath (leads to) either sin or regret
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniDaif
Muhammad Fouad Abd al-BaqiDaif
Zubair Ali ZaiDaif
In-book reference: 11:14