Sura al-ʿAnkabūt 29:43

وَتِلْكَ ٱلْأَمْثَٰلُ نَضْرِبُهَا لِلنَّاسِ وَمَا يَعْقِلُهَآ إِلَّا ٱلْعَٰلِمُونَ

wa-tilka l-amthālu naḍribuhā lil-nāsi wa-mā yaʿqiluhā illā l-ʿālimūna

And such are the Parables We set forth for mankind, but only those understand them who have knowledge.