What did Al-`Asi bin Wail As-Sahmi demand of Khabbab before he would pay him what he owed him?
 Narrated Khabbab:                     I came to Al-`Asi bin Wail As-Sahmi and demanded something which he owed me. He said, "I will not give you (your money) till you disbelieve in Muhammad." I said, "No, I shall not disbelieve in Muhammad till you die and then be resurrected." He said, "Will I die and then be resurrected?" I said, 'Yes'. He said', "Then I will have wealth and children there, and I will pay you (there)." So this Verse was revealed:-- 'Have you then seen him who disbelieved in Our Signs and (yet) says: I shall certainly be given wealth and children? (19.77)