Sunan an-Nasa'i 1557
سنن النسائي#1557SahihIt was narrated from 'Umair bin Anas from his paternal uncles, that :Some people saw the crescent moon and came to the Prophet (ﷺ), and he told them to break their fast after the sun has risen and to go out for 'Eid the (morning of the) following day
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiIsnaad Sahih
In-book reference: 19:2