Exodus 1:11, 14, 16, 22

Therefore they set taskmasters over them to afflict them with heavy burdens. They built for Pharaoh store cities, Pithom and Raamses.

and made their lives bitter with hard service, in mortar and brick, and in all kinds of work in the field. In all their work they ruthlessly made them work as slaves.

“When you serve as midwife to the Hebrew women and see them on the birthstool, if it is a son, you shall kill him, but if it is a daughter, she shall live.”

Then Pharaoh commanded all his people, “Every son that is born to the Hebrews you shall cast into the Nile, but you shall let every daughter live.”