Sunan Ibn Majah 1700
سنن ابن ماجه#1700Da'ifIt was narrated from Hafsah that the Messenger of Allah (ﷺ) said:"There is no fast for the one who did not make it incumbent upon himself from the night before
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
Zubair Ali ZaiDaif
In-book reference: 7:63