NET
4 “Your father made us work too hard. Now if you lighten the demands he made and don’t make us work as hard, we will serve you.”
Darby
4 Thy father made our yoke grievous; and now lighten thou the grievous servitude of thy father and his heavy yoke that he put upon us, and we will serve thee.
KJV
4 Thy father made our yoke grievous: now therefore make thou the grievous service of thy father, and his heavy yoke which he put upon us, lighter, and we will serve thee.