It wasnarrated from 'Abdur-Rahman bin Sa'd bin 'Ammar bin Sa'd, theMu'adhdhin, that his father narrated, from his father, that hisgrandfather said:
"The Prophet (ﷺ) used to say the Takbir betweenthe two sermons and he used to say the Takbir a great deal in thesermon of 'Eid." (RU)
English reference (RU): Vol. 1, Book 5, Hadith 1287 (RU)
Arabic reference (RU): Book 5, Hadith 1346 (RU)