Exodus 4:21 (KJV)
And the LORD said unto Moses When thou goest to return into Egypt see that thou do all those wonders before Pharaoh which I have put in thine hand but I will harden his heart that he shall not let the people go
And the LORD said unto Moses When thou goest to return into Egypt see that thou do all those wonders before Pharaoh which I have put in thine hand but I will harden his heart that he shall not let the people go