Here all living things are represented by their "flesh." Alternate translation: "all living things" (See: [[rc://en/ta/man/translate/figs-synecdoche]])
This means that all people would die and their bodies would decay and become soil. In the beginning God created man from the dust. Alternate translation: "the bodies of mankind would soon become soil again" (See: [[rc://en/ta/man/translate/figs-explicit]])