Sahih al-Bukhari 3955
Book 64: Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi) · Narrated by Al-Bara
Arabic
حَدَّثَنَا مُسْلِمٌ، حَدَّثَنَا شُعْبَةُ، عَنْ أَبِي إِسْحَاقَ، عَنِ الْبَرَاءِ، قَالَ اسْتُصْغِرْتُ أَنَا وَابْنُ، عُمَرَ.
English translation
Narrated Al-Bara:I and Ibn `Umar were considered too young to take part in the battle of Badr
Reference: Sahih al-Bukhari 3955, Book of Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi). English translation by Dr. Muhammad Muhsin Khan.