Sahih al-Bukhari 1552

Arabic

حَدَّثَنَا أَبُو عَاصِمٍ، أَخْبَرَنَا ابْنُ جُرَيْجٍ، قَالَ أَخْبَرَنِي صَالِحُ بْنُ كَيْسَانَ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ ـ رضى الله عنهما ـ قَالَ أَهَلَّ النَّبِيُّ صلى الله عليه وسلم حِينَ اسْتَوَتْ بِهِ رَاحِلَتُهُ قَائِمَةً‏.‏

English translation

Narrated Ibn `Umar:The Prophet (ﷺ) recited Talbiya when he had mounted his Mount and was ready to set out

Reference: Sahih al-Bukhari 1552, Book of Hajj (Pilgrimage). English translation by Dr. Muhammad Muhsin Khan.