It is narrated from Sayyiduna Shurayh bin Abrahah (may Allah be pleased with him) that he said: I saw the Messenger of Allah (peace and blessings be upon him) saying the takbir during the days of Tashriq until he left Mina, saying the takbir after every prayer.
Hadith Referenceالمعجم الكبير للطبراني / باب الشين / 7199