Abu Al-Hasan Imam Ali ibn Musa Ar-Ridha عليه السلام was asked about the saying of Allah سبحانه وتعالى, the Mighty and Glorious: 'Take your adornment at every place of worship.' (Surah Al-A’raf 7:31). Imam عليه السلام said: "Part of that includes combing one's hair before every prayer”.
