"15–20, Celestial marriage and a continuation of the family unit enable men to become gods"
https://www.churchofjesuschrist.org/study/scriptures/dc-testament/dc/132?lang=eng
Ether's grandfather Moron had been king of the Jaredites. Moron was overthrown and "dwelt in captivity all the remainder of his days"
https://en.wikipedia.org/wiki/Ether_(Book_of_Mormon_prophet)
Moron
@shortstories
27 The blasphemy against the Holy Ghost, which shall not be forgiven in the world nor out of the world, is in that ye commit murder wherein ye shed innocent blood, and assent unto my death, after ye have received my new and everlasting covenant, saith the Lord God; and he that abideth not this law can in nowise enter into my glory, but shall be damned, saith the Lord. https://www.churchofjesuschrist.org/study/scriptures/dc-testament/dc/132?lang=eng&id=p27#p27
@shortstories
7 There is no such thing as immaterial matter. All spirit is matter, but it is more fine or pure, and can only be discerned by purer eyes;
8 We cannot see it; but when our bodies are purified we shall see that it is all matter. https://www.churchofjesuschrist.org/study/scriptures/dc-testament/dc/131?lang=eng&id=p7-p8#p7
"61 And again, as pertaining to the law of the priesthood—if any man espouse a virgin, and desire to espouse another, and the first give her consent, and if he espouse the second, and they are virgins, and have vowed to no other man, then is he justified; he cannot commit adultery for they are given unto him; for he cannot commit adultery with that that belongeth unto him and to no one else."
https://www.churchofjesuschrist.org/study/scriptures/dc-testament/dc/132?lang=eng