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:6132Abū ʿAbdullāh al-Ḥāfiẓ > Abū al-ʿAbbās Muḥammad b. Yaʿqūb > Muḥammad b. Isḥāq al-Ṣaghānī > Qabīṣah b. ʿUqbah > Sufyān > ʿAṭāʾ b. al-Sāʾib > Abū ʿAbd al-Raḥmin al-Sulamī

[Machine] They were louder in their takbeer during Eid al-Fitr than they were during Eid al-Adha. Al-Shafi'i narrated with his chain of transmission from a group of the Tabi'in that they used to make takbeer loudly in the mosque on the night of Eid al-Fitr. And from another group of them, their takbeer was loud when they went out to the prayer place at dawn.  

البيهقي:٦١٣٢وَأَخْبَرَنَا أَبُو عَبْدِ اللهِ الْحَافِظُ ثنا أَبُو الْعَبَّاسِ مُحَمَّدُ بْنُ يَعْقُوبَ ثنا مُحَمَّدُ بْنُ إِسْحَاقَ الصَّغَانِيُّ ثنا قَبِيصَةُ بْنُ عُقْبَةَ ثنا سُفْيَانُ عَنْ عَطَاءِ بْنِ السَّائِبِ عَنْ أَبِي عَبْدِ الرَّحْمِنِ السُّلَمِيِّ قَالَ

كَانُوا فِي التَّكْبِيرِ فِي الْفِطْرِ أَشَدَّ مِنْهُمْ فِي الْأَضْحَى وَرَوَى الشَّافِعِيُّ بِإِسْنَادِهِ عَنْ جَمَاعَةٍ مِنَ التَّابِعِينَ أَنَّهُمْ كَانُوا يُكَبِّرُونَ لَيْلَةَ الْفِطْرِ فِي الْمَسْجِدِ يَجْهَرُونَ بِهِ وَعَنْ جَمَاعَةٍ مِنْهُمْ جَهْرُهُمْ بِهِ عِنْدَ الْغُدُوِّ إِلَى الْمُصَلَّى