Exodus 1:12-14, 22

But the more they were oppressed, the more they multiplied and spread; so the Egyptians came to dread the Israelites and worked them ruthlessly. They made their lives bitter with harsh labor in brick and mortar and with all kinds of work in the fields; in all their harsh labor the Egyptians worked them ruthlessly.

Then Pharaoh gave this order to all his people: “Every Hebrew boy that is born you must throw into the Nile, but let every girl live.”