Musannaf Ibn Abi Shayba 3:3254

Abu Bakr narrated to us, he said: Husayn bin Ali narrated to us, from Za’idah, from ‘Asim, from Shaqiq, and from ‘Ali bin Abi al-A’la, from Abu ‘Abd al-Rahman, from ‘Ali, that he used to say the takbir after the dawn prayer on the day of ‘Arafah until the afternoon prayer of the last of the days of Tashriq, and he would say the takbir after the afternoon prayer.