# behold

The word "behold" here alerts us to pay attention to the surprising information that follows.

# all flesh

Possible meanings for what "all flesh" represents are 1) all human beings or 2) all physical beings, including humans and animal. (See: [[rc://en/ta/man/translate/figs-synecdoche]])

# had corrupted their way

How a person behaves is spoken of as if it were a way or road. Alternate translation: "had stopped living the way God wanted" or "had behaved in an evil way" (See: [[rc://en/ta/man/translate/figs-metaphor]])