Sahih al-Bukhari 5302

Unreviewed translation. All hadiths in this collection are available in five languages. Titles and introductions may remain in Arabic.

Ādam narrated to us: Shuʿbah narrated to us: Jabalat ibn Suḥaym narrated to us; he said: I heard Ibn ʿUmar say: The Prophet, peace and blessings be upon him, said: ‘The month is like this, and this, and this’—meaning thirty. Then he said, ‘And like this, and this, and this’—meaning twenty-nine. He said: Sometimes thirty and sometimes twenty-nine.