↑কুরআন26:143: "I am to you a messenger worthy of all trust."
↑কুরআন7:73: "To Thamud people (We sent) Salih, one of their own brethren: He said: 'O my people! worship Allah: ye have no other god but Him. Now hath come unto you a clear (Sign) from your Lord! This she-camel of Allah is a Sign unto you: So leave her to graze in Allah's earth, and let her come to no harm, or ye shall be seized with a grievous punishment.'"