Ecclesiastes 1:13

And I set my mind to seek and explore by wisdom all that is done under heaven. What a heavy burden God has laid upon the sons of men to occupy them!
BSB · Berean Standard Bible
And I gave my heart to seek and search out by wisdom concerning all things that are done under heaven: this sore travail hath God given to the sons of man to be exercised therewith.

Note to be…: or, to afflict them

KJV · King James Version
I applied my heart to seek and to search out by wisdom concerning all that is done under the sky. It is a heavy burden that God has given to the sons of men to be afflicted with.

Note The Hebrew word rendered “God” is “אֱלֹהִ֑ים” (Elohim).

WEB · World English Bible
And I applied my heart to seek and to search out by wisdom concerning all that is done under heaven: it is a sore travail that God hath given to the sons of men to be exercised therewith.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

I gave
Ecclesiastes 1:17; Ecclesiastes 7:25; Ecclesiastes 8:9, 16, 17; Psalm 111:2; Proverbs 2:2–4; Proverbs 4:7; Proverbs 18:1, 15; Proverbs 23:26; 1 Timothy 4:15
this sore
Ecclesiastes 3:10; Ecclesiastes 4:4; Ecclesiastes 12:12; Genesis 3:19