King James Version (KJV)
I have seen the travail, which God hath given to the sons of man to be exercised in it.
Modern English
I have seen the business that God has given to the children of man to be busy with.
Hebrew
רָאִ֙יתִי֙ אֶת הָעִנְיָ֔ן אֲשֶׁ֥ר נָתַ֛ן אֱלֹהִ֖ים לִבְנֵ֥י הָאָדָ֖ם לַעֲנ֥וֹת בּֽוֹ׃
raʾiytiy ʾet haʿinyan ʾasher natan ʾelohiym libney haʾadam laʿanvot bvo