Al-Anfal 47. Be not like those (unbelievers) who went forth from their habitations, swaggering boastfully and to show off to people, and bar (others) from God’s way. And God fully encompasses (with His Knowledge and Power) all that they do.
Al-Anfal 48. Satan decked out their deeds to be appealing to them, and said: “Today, no power among humankind can overcome you and, for sure, I am your supporter. ” But when the two hosts came within sight of each other, he turned on his heels to run away and said: “Indeed I am quit of you; surely I see that which you do not see. Indeed, I fear God. ” And God is severe in retribution.