Sahih al-Bukhari, Book 65, Hadith 4868 (In-Book) ⓘ
Narrated Anas: The moon was cleft asunder into two parts.
حَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا يَحْيَى، عَنْ شُعْبَةَ، عَنْ قَتَادَةَ، عَنْ أَنَسٍ، قَالَ انْشَقَّ الْقَمَرُ فِرْقَتَيْنِ.
also referenced under: Hadith 4868 (DarusSalam) & Volume 6, Book 60, Hadith 391 (USC-MSA)