6:26
وَهُمْ يَنْهَوْنَ عَنْهُ وَيَنْـَٔوْنَ عَنْهُ ۖ وَإِن يُهْلِكُونَ إِلَّآ أَنفُسَهُمْ وَمَا يَشْعُرُونَ
wahum yanhawna ʿanhu wayanawna ʿanhu wa-in yuh'likūna illā anfusahum wamā yashʿurūna
and tell others not to listen [to the Quran], while they themselves keep away from it. But they ruin no one but themselves, though they fail to realize this.
And they prevent others from him (from following Prophet Muhammad صلى الله عليه وسلم) and they themselves keep away from him, and (by doing so) they destroy not but their ownselves, yet they perceive (it) not.