One of the synonyms for the term "be sequence" is "order of existence." This phrase refers to the progression of events or actions that occur in a specific and predetermined way. Another synonym for "be sequence" is "chain of events," which similarly describes a series of connected occurrences that lead to a particular outcome. "Sequence of being" is another term that can be used to describe the order or arrangement of things in the natural world. Finally, "succession of occurrence" can be used to describe a specific progression or pattern of events that takes place over time. All of these synonyms ultimately describe the same idea of a predetermined sequence or progression of events.