Surah Al-Mai'dah (The Spread Table), Verse 57

یٰۤاَیُّهَا الَّذِیْنَ اٰمَنُوْا لَا تَتَّخِذُوا الَّذِیْنَ اتَّخَذُوْا دِیْنَكُمْ هُزُوًا وَّلَعِبًا مِّنَ الَّذِیْنَ اُوْتُوا الْكِتٰبَ مِنْ قَبْلِكُمْ وَالْكُفَّارَ اَوْلِیَآءَ وَاتَّقُوا اللّٰهَ اِنْ كُنْتُمْ مُّؤْمِنِیْنَ ۟

Yaaa aiyuhal lazeena aamanoo laa tattakhizul lazeenat takhazoo deenakum huzuwanw wa la'ibam minal lazeena ootul Kitaaba min qablikum walkuffaara awliyaaa'; wattaqul laaha in kuntum muu'mineen

“O ye who believe! take not for friends and protectors those who take your religion for a mockery or sport,- whether among those who received the Scripture before you, or among those who reject Faith; but fear ye Allah, if ye have faith (indeed).”

Quran 5:57 (Yusuf Ali Translation)