Nahj al-Balagha is a collection of sermons, letters, and sayings attributed to Ali ibn Abi Talib, the cousin and son-in-law of Prophet Muhammad. Compiled in the 10th century by Sharif Razi, it serves as a significant text in Islamic literature and philosophy, highlighting themes of justice, morality, and governance. The work is revered for its eloquent language and profound insights, making it a key reference for both Shia and Sunni Muslims. It addresses various aspects of life, including ethics, spirituality, and social justice, reflecting Ali's wisdom and leadership during a tumultuous period in early Islamic history.