Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
abudawud:4050 – Yaḥyá b. Ḥabīb > Rawḥ > Hishām > Muḥammad > ʿUbaydah > ʿAlī > Nahá

It is forbidden to use purple saddle-clothes.  

أبو داود:٤٠٥٠ – حَدَّثَنَا يَحْيَى بْنُ حَبِيبٍ حَدَّثَنَا رَوْحٌ حَدَّثَنَا هِشَامٌ عَنْ مُحَمَّدٍ عَنْ عُبَيْدَةَ عَنْ عَلِيٍّ ؓ أَنَّهُ قَالَ نَهَى

عَنْ مَيَاثِرِ الأُرْجُوَانِ  

See similar narrations below:

Collected by Nasāʾī, Suyūṭī
nasai:5185 – Qutaybah > Ḥammād > Ayyūb > Muḥammad > ʿAbīdah > Nahá

"He forbade red Al-Mayathir, and gold rings."  

النسائي:٥١٨٥ – أَخْبَرَنَا قُتَيْبَةُ قَالَ أَخْبَرَنَا حَمَّادٌ عَنْ أَيُّوبَ عَنْ مُحَمَّدٍ عَنْ عَبِيدَةَ قَالَ نَهَى

عَنْ مَيَاثِرِ الأُرْجُوَانِ وَخَوَاتِيمِ الذَّهَبِ