To the Samood (Thamud people, We sent) Sálih, one of their own brothers: He said: "O my people! Worship Allah; You have no other god but Him. Now a clear (Sign) has come to you from your Lord! This female camel (she-camel) of Allah is a Sign to you: So let her graze in Allah’s earth, and do not harm her, or you shall be caught up in a painful punishment.