Tosefta for Ecclesiastes 5:8

וְיִתְר֥וֹן אֶ֖רֶץ בַּכֹּ֣ל היא [ה֑וּא] מֶ֥לֶךְ לְשָׂדֶ֖ה נֶעֱבָֽד׃

But the profit of a land every way is a king that maketh himself servant to the field.