451 - 'Abd Allah ibn Ahmad informed us, saying: Muhammad ibn Yazid related to us, saying: Yahya ibn Yaman related to us, saying: Sufyan related to us, from Jahdar, [who] said—Abu 'Abd al-Rahman said: Ibn Har'ah said, from 'Ata', who said: I heard 'A'ishah, may Allah be pleased with her, saying: "'Ali is the most knowledgeable of people regarding the Sunnah."