Children are blameless as they have no control over the actions of their parents. They are not enslaved as punishment since such a thing is illogical, just because someone gets the short end of the stick does not mean that Islam's intent is to punish them. Rather, the rationale for making it permitted to enslave them is:
The parents are ...
Validity of Qaza Salah:
There are two kinds of salah falls into this catagory:
Type 1: You missed it due to falling asleep / forgetting/ unknowingly.
Type 2: You missed it knowingly.
Regarding Type 1, you must pray the salah when you remember as soon as possible and there is no doubt about. I have added few reference for similar situation based on hadith(...
Relevant verse from which we can draw an analogy:
وقد نزل عليكم في الكتاب أن إذا سمعتم آيات الله يكفر بها ويستهزأ بها فلا تقعدوا معهم حتى يخوضوا في حديث غيره إنكم إذا مثلهم إن الله جامع المنافقين والكافرين في جهنم جميعا (And it has already come down to you in the Book that when you hear the verses of Allah [recited], they are denied [by them] and ...