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.
bayhaqi:18865Abū ʿAbdullāh al-Ḥāfiẓ > Abū al-ʿAbbās Muḥammad b. Yaʿqūb > al-Ḥasan b. ʿAlī b. ʿAffān > Abū Usāmah > Ḥammād b. Zayd > Hishām > Muḥammad b. Sīrīn > Utī ʿAlī Bihadiyyah al-Nayrūz

[Machine] "What is this?" They said, "O Commander of the Believers, this is the day of Nairuz." He said, "Make every day like Nairuz." Abu Usamah said, "He disliked saying Nairuz." The Shaykh said, "And in this is a dislike for specifying a day with it, as the Shariah did not make it specific to it."  

البيهقي:١٨٨٦٥أَخْبَرَنَا أَبُو عَبْدِ اللهِ الْحَافِظُ ثنا أَبُو الْعَبَّاسِ مُحَمَّدُ بْنُ يَعْقُوبَ ثنا الْحَسَنُ بْنُ عَلِيِّ بْنِ عَفَّانَ ثنا أَبُو أُسَامَةَ عَنْ حَمَّادِ بْنِ زَيْدٍ عَنْ هِشَامٍ عَنْ مُحَمَّدِ بْنِ سِيرِينَ قَالَ أُتِيَ عَلِيٌّ ؓ بِهَدِيَّةِ النَّيْرُوزِ فَقَالَ

مَا هَذِهِ؟ قَالُوا يَا أَمِيرَ الْمُؤْمِنِينَ هَذَا يَوْمُ النَّيْرُوزِ قَالَ فَاصْنَعُوا كُلَّ يَوْمٍ فَيْرُوزَ قَالَ أَبُو أُسَامَةَ كَرِهَ أَنْ يَقُولَ نَيْرُوزَ قَالَ الشَّيْخُ وَفِي هَذَا كَالْكَرَاهَةِ لِتَخْصِيصِ يَوْمٍ بِذَلِكَ لَمْ يَجْعَلْهُ الشَّرْعُ مَخْصُوصًا بِهِ