en_tn/deu/15/10.md

your heart must not be sorry

Here "heart" represents the whole person. Alternate translation: "you should not regret it" or "you should be happy" (See: rc://en/ta/man/translate/figs-synecdoche and rc://en/ta/man/translate/figs-litotes)

in all that you put your hand to

Here "put your hand to" represents the whole person and work that he has done. Alternate translation: "in all that you do" (See: rc://en/ta/man/translate/figs-synecdoche)