Yunus, 36 Ayah
10:36
وَمَا يَتَّبِعُ أَكۡثَرُهُمۡ إِلَّا ظَنًّاۚ إِنَّ ٱلظَّنَّ لَا يُغۡنِي مِنَ ٱلۡحَقِّ شَيۡـًٔاۚ إِنَّ ٱللَّهَ عَلِيمُۢ بِمَا يَفۡعَلُونَ ٣٦
Wa Mā Yattabi`u 'Aktharuhum 'Illā Žannāan ۚ 'Inna Až-Žanna Lā Yughnī Mina Al-Ĥaqqi Shay'āan ۚ 'Inna Al-Laha `Alīmun Bimā Yaf`alūna
And most of them follow not except assumption. Indeed, assumption avails not against the truth at all. Indeed, Allah is Knowing of what they do.