Sunan an-Nasa'i 571

سنن النسائي#571Sahih

Ibn 'Umar said:"The Messenger of Allah (ﷺ) said: 'When the edge of the sun rises, then delay prayer until it has fully risen, and when the edge of the sun starts to set, delay prayer until it has fully set

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 ZaiSahih - Agreed Upon

In-book reference: 6:78