Treasury of Scripture Knowledge
And made their lives bitter with hard work, making building-material and bricks, and doing all sorts of work in the fields under the hardest conditions.
Say then to the children of Israel, I am Yahweh, and I will take you out from under the yoke of the Egyptians, and make you safe from their power, and will make you free by the strength of my arm after great punishments.
For by your hand the yoke on his neck and the rod on his back, even the rod of his cruel master, have been broken, as in the day of Midian.
And in that day the weight which he put on your back will be taken away, and his yoke broken from off your neck.
Take my yoke on you and become like me, for I am gentle and without pride, and you will have rest for your souls;
1 Chronicles 4:23
These were the potters, and the people living among planted fields with walls round them; they were there to do the king's work.