OET interlinear ECC 5:13

uW Translation Notes:

Note 1 topic: figures-of-speech / metaphor

רָעָ֣ה חוֹלָ֔ה

(Some words not found in UHB: and,it_was_lost the,wealth (the)=that in,a_business bad and,he_fathered son and,there_[was]_not in=his/its=hand anything )

Here Solomon is speaking of a misfortune as if it were sickening, as though it could cause physical illness. He means that it is deeply distressing. Your language may have a comparable expression that you can use in your translation, or you could state the meaning plainly. Alternate translation: [deeply distressing misfortune]

Note 2 topic: figures-of-speech / idiom

תַּ֣חַת הַ⁠שָּׁ֑מֶשׁ

(Some words not found in UHB: and,it_was_lost the,wealth (the)=that in,a_business bad and,he_fathered son and,there_[was]_not in=his/its=hand anything )

Solomon is using under the sun as a common expression of the culture to mean “in this world.” If this phrase does not have that meaning for your readers, you could use a comparable expression from your language that does have that meaning, or you could state the meaning plainly. Alternate translation: [in this world]

Note 3 topic: figures-of-speech / activepassive

עֹ֛שֶׁר שָׁמ֥וּר לִ⁠בְעָלָ֖י⁠ו

(Some words not found in UHB: and,it_was_lost the,wealth (the)=that in,a_business bad and,he_fathered son and,there_[was]_not in=his/its=hand anything )

The expression Wealth kept by its master is a passive verbal form. If it would be unnatural to use that form, you could express the idea in active form or in another way that is natural in your language. Alternate translation: [His master kept the wealth]