Arabic
اَللّٰهُ أَكْبَرُ، اَللّٰهُ أَكْبَرُ، لَا إِلٰهَ إِلَّا اللّٰهُ وَاللّٰهُ أَكْبَرُ، اَللّٰهُ أَكْبَرُ وَلِلّٰهِ الْحَمْدُ
Meaning
Allah is the Greatest, Allah is the Greatest; there is no deity but Allah, and Allah is the Greatest; Allah is the Greatest, and to Allah belongs all praise. (After the obligatory prayers from the dawn of Arafah to the afternoon of the 4th day of Eid)
Source
Dua traditionDiyanet, Hac İlmihali (teşrik tekbirleri); İbn Ebî Şeybe, el-Musannef (İbn Mes'ûd (r.a.))