Sarah was significant as she was Abraham's wife. She was part of God's plan to create a great nation. Even though she was barren for a long time, her eventual pregnancy and the birth of Isaac were important steps in fulfilling God's covenant with Abraham.
I'm not sure exactly who Sarah is without more information from the story. But she is likely a person who has a weight problem and is the focus of the '600 pound life' story.
Dark Sarah in the 'dark sarah behind the black veil story' is likely a central character. Given the name, she could be associated with darkness, which might imply she has a dark personality, or she is involved in dark deeds. The black veil could be something she uses to either hide her identity from those she doesn't trust or as a symbol of her connection to a darker world. She could be a character who has been wronged in the past and is now seeking revenge, and the veil is part of her new, more secretive identity.
I don't know the specific 'Sarah story' you mentioned. There could be countless stories about someone named Sarah. Maybe she is an ordinary girl with an extraordinary adventure, or a kind - hearted woman who changed her community. Without more details, it's hard to tell the exact story.
Sarah in the Bible story is a significant figure. She was known for her beauty. She faced many challenges, like having to deal with the idea of her maid Hagar having a child with Abraham when she herself couldn't have children at first. Eventually, she did have a son named Isaac, which was a miracle from God.
Sarah was the wife of Abraham in the Bible story. She was very important. God promised her that she would have a son in her old age, which was a great miracle as she was barren for a long time.
It depends on the specific context. If it's a fictional tale, then no. But if it's based on real events or a real person, it could be real to some extent.