Yazid swallowed hard. "I... I measured it, O Messenger of Allah."
The isnad (chain) in the versions found in Umdah al-Ahkam is relatively succinct, typically passing through a well-known transmitter whose reliability is debated among scholars. Traditional hadith critics discuss the transmitters’ memory, corroborating witnesses, and possible biases. Classical jurists sometimes accept this hadith for legal purposes while scholars of hadith classification may differ, calling it sahih (authentic), hasan (good), or da‘if (weak) depending on the edition and the chain compared with other reports. Umdah Al-ahkam Vol. 3 Hadith No. 460
The hadith guarantees expiation, but sabr and rida add the dimension of immense reward ( ajr ) beyond mere sin removal. Yazid swallowed hard