What is the origin of the idiom "from rags to riches" and when to use it?

The idiom "from rags to riches" has been used for centuries to describe a remarkable journey of transformation and success. It originates from the contrast between poverty "rags" and wealth or prosperity "riches". It is used to describe a significant upward social or financial mobility, where someone starts with very little or in poverty and achieves remarkable success, often involving significant wealth and prosperity.