Hadith.3294 - And it was narrated from Talhah ibn Zayd, from Imam Jafar ibn Muhammad Al-Sadiq (as), from his father Imam Muhammad ibn Ali Al-Baqir (as), from his forefathers, from Imam Ali ibn Abi Talib (as), who said
"The testimony of children is valid among them as long as they have not dispersed or returned to their families."