She promised to love him for all 'eternity'. [=to love him forever]
We suffered through an 'eternity' of delays during the lawsuit.
They believed that sinners would spend 'eternity' in hell.
(..) I am grateful for your concern, Mother. But there is no need to pray for me. If we do not pray for your soul, daughter, then you will be damned for all eternity. If I am to hell, at least I will enjoy the company of my degenerate monarch. Judith! Blasphemous girl! As for you, Father, of heaven (..)2017 TvShow: Vikings Title: The Great Army Season: 4 Episode 17