Al Isra’ Ayah 53

وَقُل لِّعِبَادِى يَقُولُواْ ٱلَّتِى هِىَ أَحْسَنُ‌ۚ إِنَّ ٱلشَّيْطَـٰنَ يَنزَغُ بَيْنَهُمْ‌ۚ إِنَّ ٱلشَّيْطَـٰنَ كَانَ لِلْإِنسَـٰنِ عَدُوًّا مُّبِينًا ٥٣ Tell My ?believing? servants to say only what is best. Satan certainly seeks to sow discord among them. Satan is indeed a sworn enemy to humankind.