It was narrated that 'Amr bin Aws said: "A man of Thaqif told us that he heard the caller of the Messenger of Allah (S.A.W) on a rainy night during a journey saying: 'Hayya 'ala as-salah, Hayya 'ala al'falah, sallu fi rihalikum (Come to prayer, come to prosperity, pray in your dwellings).'"