Nahj al-Balāgha
Hadith 1855٢٨٣. وَقَالَ (عليه السلام): جَاهِلُكُمْ مُزْدَادٌ وَعَالِمُكُمْ مُسَوِّفٌ.
283. Amīr al-mu’minīn, peace be upon him, said: The ignorant among you get too much while the learned are just put off.