Exodus 1:13

11Therefore they set taskmasters over them to afflict them with their burdens. They built storage cities for Pharaoh: Pithom and Raamses.

12But the more they afflicted them, the more they multiplied and the more they spread out. They started to dread the children of Israel.

13The Egyptians ruthlessly made the children of Israel serve,

14and they made their lives bitter with hard service in mortar and in brick, and in all kinds of service in the field, all their service, in which they ruthlessly made them serve.

15The king of Egypt spoke to the Hebrew midwives, of whom the name of the one was Shiphrah, and the name of the other Puah,