The moon was split ( into two pieces ) while we were with the Prophet (ﷺ) in Mina. He said, "Be witnesses." Then a Piece of the moon went towards the mountain.
Sahih al-Bukhari Book 63, Hadith 94
← Previous Hadith The people of Mecca asked Allah's Messenger (ﷺ) to show them a miracle. So he showed them the moon split in two halves between which they saw the Hira' mountain.

Sahih al-Bukhari Book 63, Hadith 93 Next Hadith → During the lifetime of Allah's Messenger (ﷺ) the moon was split (into two places).

Sahih al-Bukhari Book 63, Hadith 95