Sahih Al Bukhari Hadith Number 767

Narrated Al-Bara: The Prophet (peace be upon him) was on a journey and recited in one of the first two rak`at of the `Isha’ prayer “Wa t-teeni wa z-zaitun.” (95)

10  Call to Prayers (Adhaan)
Hadith number 767
Volume no 1
Chapter: 100 (To recite aloud in the ‘Isha’ prayer.)