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.
tabarani:11247Muḥammad b. al-Ḥusayn b. Mukram > Surayj b. Yūnus > ʿAbdullāh b. Rajāʾ > ʿUthmān b. Abū al-Aswad > Ibn Abū Mulaykah > Qīl Liāb. ʿAbbās In Muʿāwiyah Awtar Birakʿah

[Machine] It was said to Ibn Abbas: "Mu'awiyah prayed an extra unit (rak'ah)." He responded, "Leave Mu'awiyah alone, for he used to accompany the Prophet."  

الطبراني:١١٢٤٧حَدَّثَنَا مُحَمَّدُ بْنُ الْحُسَيْنِ بْنِ مُكْرَمٍ ثنا سُرَيْجُ بْنُ يُونُسَ ثنا عَبْدُ اللهِ بْنُ رَجَاءٍ عَنْ عُثْمَانَ بْنِ أَبِي الْأَسْوَدِ عَنِ ابْنِ أَبِي مُلَيْكَةَ قَالَ

قِيلَ لِابْنِ عَبَّاسٍ إِنَّ مُعَاوِيَةَ أَوْتَرَ بِرَكْعَةٍ فَقَالَ «دَعَوْنَا مِنْ مُعَاوِيَةَ فَإِنَّهُ قَدْ صَحِبَ النَّبِيَّ ﷺ»