Al A’raf Ayah 198

وَإِن تَدْعُوهُمْ إِلَى ٱلْهُدَىٰ لَا يَسْمَعُواْ‌ۖ وَتَرَٮٰهُمْ يَنظُرُونَ إِلَيْكَ وَهُمْ لَا يُبْصِرُونَ ١٩٨ If you ?idolaters? call them to guidance, they cannot hear. And you ?O Prophet? may see them facing towards you, but they cannot see.