Hazrat Hayat bin Suhaim narrates that I heard Sayyiduna Ibn Umar (may Allah be pleased with them both) narrating from the Prophet Muhammad (peace and blessings be upon him) that he said: "The month consists of twenty-nine days."

Sayyiduna Ibn Umar (may Allah be pleased with them both) narrates that the Messenger of Allah (peace and blessings be upon him) said: "Indeed, the month can also be of twenty-nine days."