Until the death

What does the holy promise "until death does us part"?

They feel very young and had to postpone the opportunity to live this love for a long time. When the dreams materialized, when the happiness seemed to have reached, came the blow. Less than a year after the wedding, the pain of loss.
The death of Len takes Jane on the edge of madness, and when she starts to regain your own way... is a downturn in your life. The passion for Zahi, an attractive Vizier of the Emirate where Jane search the internal peace, come along with a terrible discovery.