Exodus 1:11, 15-17, 8

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

Then the king of Egypt said to the Hebrew midwives, one of whom was named Shiphrah and the other Puah, “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.” But the midwives feared God and did not do as the king of Egypt commanded them, but let the male children live.

Now there arose a new king over Egypt, who did not know Joseph.