1402 - Abu 'Abd Allah narrated to us, he said: Yahya ibn Sa'id narrated to us, from 'Ubayd Allah, he said: Nafi' informed me, from Safiyyah, from one of the wives of the Prophet (peace and blessings of Allah be upon him), who said: "Whoever goes to an 'arraf (fortune-teller) or a kahin (soothsayer) and believes him in what he says, his prayer will not be accepted for forty days."