“And the heart of Pharaoh was hardened, neither would he let the children of Israel go; as the LORD had spoken by Moses.”
Exodus 9:35 (KJV)
Context Reading
33And Moses went out of the city from Pharaoh, and spread abroad his hands unto the LORD: and the thunders and hail ceased, and the rain was not poured upon the earth. 34And when Pharaoh saw that the rain and the hail and the thunders were ceased, he sinned yet more, and hardened his heart, he and his servants. 35And the heart of Pharaoh was hardened, neither would he let the children of Israel go; as the LORD had spoken by Moses.