Sahih al-Bukhari Hadith 222 – Volume 7, Book 63

English

Volume 7, Book 63, Number 222:
Narrated Ibn 'Umar:
The Prophet (holding out his ten fingers thrice), said, "The month is thus and thus and thus,"
namely thirty days. Then (holding out his ten fingers twice and then nine fingers), he said, "It may be
thus and thus and thus," namely twenty nine days. He meant once thirty days and once twenty nine
days.