Nahj al-Balāgha
Hadith 1967٤١٣. وَقَالَ (عليه السلام): مَنْ صَبَرَ صَبْرَ الْأَحْرَارِ، وَإِلَّا سَلاَ سُلُوَّ الْأَغْمَارِ.
413. Amīr al-mu’minīn, peace be upon him, said: One should endure like free people, otherwise one should keep quite like the ignorant.