Exodus 1:11, 15-17, 8

So they set taskmasters over them to oppress them with hard labor. And the sons of Israel built Pithom and Raamses as storage cities for Pharaoh.

Then the king of Egypt said to the Hebrew midwives, one of whom was named Shiphrah (beauty) and the other named Puah (splendor), “When you act as midwives 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 [with profound reverence] and did not do as the king of Egypt commanded, but they let the boy babies live.

Now a new king arose over Egypt, who did not know Joseph [nor the history of his accomplishments].