This can be expressed with an active form. AT: how will people know" (See: [[rc://en/ta/man/translate/figs-activepassive]])
# how will it be known ... people?
Moses used this question in order to emphasize that if God does not go with them, no one will know that Moses had found favor in God's sight. AT: "no one will know ... people." (See: [[rc://en/ta/man/translate/figs-rquestion]])