সহিহ বুখারী ৩৯৫৫

Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi)

আরবি পাঠ

حَدَّثَنَا مُسْلِمٌ، حَدَّثَنَا شُعْبَةُ، عَنْ أَبِي إِسْحَاقَ، عَنِ الْبَرَاءِ، قَالَ اسْتُصْغِرْتُ أَنَا وَابْنُ، عُمَرَ‏.‏

Narrated Al-Bara:I and Ibn `Umar were considered too young to take part in the battle of Badr

সূত্র: hadith-api by Fawaz Ahmed (github.com/fawazahmed0/hadith-api)