Nahj al-Balāgha
Hadith 1955۳۹۷. وَقَالَ (عليه السلام): نِعْمَ الطِّيبُ الْمِسْكُ، خَفِيفٌ مَحْمِلُهُ، عَطِرٌ رِيحُهُ.
397. Amīr al-mu’minīn, peace be upon him, said: The best scent is musk; its weight is light while its smell is scentful.