You can not explain away Brahma and it is ineffable. We cannot contain in words because it is beyond words though there are plenty of scriptures on this they are only a guide to Brahma. You will have to find it for yourself and any endeavors to translate it into words become fruitless. The best scriptures that can demystify to some extent this mystic thing Brahma is the Veda and you cannot understand it without a Guru. And to come across a real Guru is another difficulty and yet do not despair and if you are really a seeker you will come upon the truth. I am myself a seeker