Pharaoh's servants came and delivered the message from Pharaoh, "Get out!" Moses did not go to Pharaoh on that night. When the servants of Pharaoh came, we do not know exactly what time that was. We do know this: it was after midnight. But, it was still night when Pharaoh's servants arrived at Moses' house—and that is from the Bible's own record.
It is the Lord doing these things. Those three sections of verses I read specifically because I want you to see not only did the Lord do these things, but He also emphasizes the fact that He put a distinct difference between what happened to one group of people and what happened to another group of people.