(51) باب الأَوْقَاتِ الَّتِي نُهِيَ عَنِ الصَّلاَةِ، فِيهَا .
Abu Sa'id al-Khudri reported Allah's Messenger (ﷺ) as saying:
No prayer is valid after the 'Asr prayer till the sun sets and no prayer is valid after the dawn prayer till the sun rises. (DE)
Reference (DE): Sahih Muslim 827 (DE)
In-book reference (DE): Book 6, Hadith 351 (DE)
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1805 (DE)