Pharaoh saw that # 02_EXO_08_15 # But when Pharaoh saw that there was respite, he hardened his heart, and hearkened not unto them; as the LORD had said. 
Pharaoh saw that # 02_EXO_09_34 # And 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.