Language:
كتاب الجهاد والسير
56  
Fighting for the Cause of Allah (Jihaad)
(35)
Chapter: Whoever is held back from Jihad by a legal cause
(35)
باب مَنْ حَبَسَهُ الْعُذْرُ عَنِ الْغَزْوِ
Sahih al-Bukhari 2838

Narrated Anas:

We returned from the Ghazwa of Tabuk along with the Prophet. (See Hadith No. 92 below) .

حَدَّثَنَا أَحْمَدُ بْنُ يُونُسَ، حَدَّثَنَا زُهَيْرٌ، حَدَّثَنَا حُمَيْدٌ، أَنَّ أَنَسًا، حَدَّثَهُمْ قَالَ رَجَعْنَا مِنْ غَزْوَةِ تَبُوكَ مَعَ النَّبِيِّ صلى الله عليه وسلم‏.‏
Reference : Sahih al-Bukhari 2838
In-book reference : Book 56, Hadith 54
USC-MSA web (English) reference : Vol. 4, Book 52, Hadith 91
  (deprecated numbering scheme)