٢٧٩. وَقَالَ (عليه السلام): إذَا أَضَرَّتِ النَّوَافِلُ بالْفَرَائِضِ فَارْفُضُوهَا.
279. Amīr al-mu’minīn, peace be upon him, said: When optional issues stand in the way of obligatories, abandon them.
Prioritizing obligations over optional acts
Nahj al-Balāgha|Volume 1|Book 3|Chapter 279