en_tn_condensed/psa/030/009.md

What advantage is there in my death, if I go down to the grave?

The writer uses this question to emphasize that he would be of no value to God if he were dead. Alternate translation: "There is no advantage if I die and go down to the grave." (See: rc://en/ta/man/translate/figs-rquestion)

Will the dust praise you? Will it declare your trustworthiness?

The writer uses these questions to emphasize that his dead and decayed body cannot praise God. Alternate translation: "The dust will certainly not praise you or tell others about how trustworthy you are." (See: rc://en/ta/man/translate/figs-rquestion)

the dust

This refers to the body of the writer which will decay and become dust when he is dead. Alternate translation: "my decayed body" (See: rc://en/ta/man/translate/figs-metonymy)