Parallel
Ecclesiastes 2:20
Westminster Leningrad Codex · Berean Standard Bible
וְסַבּ֥וֹתִֽי אֲנִ֖י לְיַאֵ֣שׁ אֶת־ לִבִּ֑י עַ֚ל כָּל־ הֶ֣עָמָ֔ל שֶׁעָמַ֖לְתִּי תַּ֥חַת הַשָּֽׁמֶשׁ׃
So my heart began to despair over all the labor that I had done under the sun.