(51) باب الأَوْقَاتِ الَّتِي نُهِيَ عَنِ الصَّلاَةِ، فِيهَا .
Ibn 'Umar reported Allah's Messenger (ﷺ) as saying:
When the rim of the sun starts appearing defer prayer till it completely appears, and when the rim of the sun disappears defer prayer till it completely disappears. (DE)
Reference (DE): Sahih Muslim 829 (DE)
In-book reference (DE): Book 6, Hadith 354 (DE)
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1808 (DE)