In the life-time of the Prophet. Abu Talha did not fast because of the Jihad. but after the Prophet
Sahih Bukhari - Fighting for the Cause of Allah (Jihaad)
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Tuesday, 21 February 2006
Narrated Anas bin Malik In the life-time of the Prophet. Abu Talha did not fast because of the Jihad. but after the Prophet died I never saw him without fasting except on 'Id-ul-Fitr and 'Id-ul-Aclha. Volume 4. Book 52. Number 81