Surah Yusuf, Verse 106

وَمَا يُؤۡمِنُ أَكۡثَرُهُم بِٱللَّهِ إِلَّا وَهُم مُّشۡرِكُونَ١٠٦

wamā yu'minu aktharuhum bil-lahi illā wahum mush'rikūna

And most of them believe not in Allāh except while they associate others with Him.