Sunan Ibn Majah, Book 5, Hadith 1346 (In-Book) ⓘ
It was narrated from ‘Abdur-Rahman bin Sa’d bin ‘Ammar bin Sa’d, the Mu’adhdhin, that his father narrated, from his father, that his grandfather said: “The Prophet used to say the Takbir between the two sermons and he used to say the Takbir a great deal in the sermon of ‘Eid.”
حَدَّثَنَا هِشَامُ بْنُ عَمَّارٍ، حَدَّثَنَا عَبْدُ الرَّحْمَنِ بْنُ سَعْدِ بْنِ عَمَّارِ بْنِ سَعْدٍ الْمُؤَذِّنِ، حَدَّثَنِي أَبِي، عَنْ أَبِيهِ، عَنْ جَدِّهِ، قَالَ كَانَ النَّبِيُّ ـ صلى الله عليه وسلم ـ يُكَبِّرُ بَيْنَ أَضْعَافِ الْخُطْبَةِ يُكْثِرُ التَّكْبِيرَ فِي خُطْبَةِ الْعِيدَيْنِ .
also referenced under: Hadith 1287 (Reference) & Volume 2, Book 5, Hadith 1287 (DarusSalam)