Al-Kāfi - Volume 6 > The Dyes
Hadith #10

مُحَمَّدُ بْنُ يَحْيَى عَنْ أَحْمَدَ بْنِ مُحَمَّدٍ عَنْ مُحَمَّدِ بْنِ خَالِدٍ عَنْ فَضَالَةَ بْنِ أَيُّوبَ عَنْ مُعَاوِيَةَ بْنِ عَمَّارٍ قَالَ رَأَيْتُ أَبَا جَعْفَرٍ ( عليه السلام ) يَخْتَضِبُ بِالْحِنَّاءِ خِضَاباً قَانِياً .

10. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad, from ibn Khalid from Fadalah ibn Ayyub from Mu‘awiyah ibn ‘Ammar who has said the following: “I saw abu Ja’far, ‘Alayhi al-Salam, had applied hair dye with henna of red color.’”