(O Most Esteemed Messenger!) Relate to these people the account of two sons of Adam (Habil and Qabil [Abel and Cain]) which is absolutely true. When both of them made offering (one each to Allah), the offering from one of them (Habil [Abel]) was accepted while that from the other (Qabil [Cain]) was not accepted. Thereupon, he (Qabil [Cain]) said to Habil (Abel — out of jealousy and vengeance): ‘I will surely kill you.’ He (Habil [Abel]) said (in reply): ‘Indeed, Allah accepts (offering) only from the self-protecting.