en_tn/exo/21/10.md

he must not diminish her food, clothing, or her marital rights

"he must give the first wife the same food, clothing, and marital rights she had before"

must not diminish her food

"must not take away her food" or "must not give her less food"

or her marital rights

This includes things that a husband must do for his wife, including sleeping with her. Alternate translation: "and he must continue to sleep with her as before" (See: rc://en/ta/man/translate/figs-euphemism)