تعریف و معنای "[put] {one's} life in {one's} hands"

What is the origin of the idiom "put one's life in one's hands" and when to use it?

The origin of the idiom "put one's life in one's hands" can be traced back to the concept of trust and reliance on someone else for protection or safety. The specific origin or historical event that led to the formation of this idiom is unclear. However, the expression likely emerged from the universal human experience of entrusting one's life to another person in situations where personal safety or well-being is at risk. It is typically used in contexts or occasions where an individual must rely entirely on someone else for their safety or well-being. It often arises in situations involving significant risks or potential danger.