Abu Hurairah narrated that the Messenger of Allah said:"There are four matters in my nation that are from the matters of Jahiliyyah which the people will not leave: Wailing, slandering one's lineage, Al-Adwa - a camel gets mange, so one hundred camels get mange - but who gave the first camel mange? And Al-Anwa (saying): "We got rain because of this or that celestial positioning