Does a woman have to pray with hijab, when she is alone, according to Shia jurisprudence?

I understand that according to the sunni scholars, a woman has to pray with hijab, even if she is alone. I have heard that this is the case according to the shia scholars too, but I've never seen any of their arguments of why (i.e sources) **Question:** Does a woman have to pray with hijab, when she is alone, according to Shia jurisprudence? *Please also provide references, from a hadith or verse. If you are sunni and answer from the shia perspective, it might be good that you add that as a side note too.*