بسم الله الرحمن الرحيم
(Fatwa: 785/826/L=08/1437)
If the children are too young to have idea of things and there is probability that they shall make the mosque dirty or they may make hues and cries in the mosque then it is not allowable to bring such children in the mosque. Hadith asks us not bring such children in the mosque.
قال عليه السلام: جنبوا مساجدكم مجانينكم وصبيانكم ورفع أصواتكم الخ .
Allah knows Best!
Darul Ifta,
Darul Uloom Deoband
