Exodus 11:4

“And Moses said, etc.] To Pharaoh before he left him, when he had told him he should see his face no more; for the three preceding verses are to be read in a parenthesis, being placed here by the historian, as giving some light to this last discourse and transaction between Moses and Pharaoh: thus saith the Lord, about midnight will I go out into the midst of Egypt; perhaps to the capital and metropolis of it, which might stand in the midst of it, as usually does the royal city; or it may only signify that he would go into the very heart of it, and steer his course all around in every part and quarter of it, slaying the firstborn everywhere in all towns and cities throughout the kingdom, as…”

“Thus saith the Lord, About midnight--Here is recorded the announcement of the last plague made in the most solemn manner to the king, on whose hardened heart all his painful experience had hitherto produced no softening, at least no permanently good effect. will I go out into the midst of Egypt--language used after the manner of men.”

“And Moses said - The following words must be read in immediate connection with the last verse of the preceding chapter. About midnight - This marks the hour, but not the day, on which the visitation would take place. There may have been, and probably was, an interval of some days, during which preparations might be made both for the celebration of the Passover, and the departure of the Israelites. return to 'Top of Page'”

“About: Exo 12:12, Exo 12:23, Exo 12:29; Job 34:20; Amo 4:10, Amo 5:17; Mat 25:6 will I go: Sa2 5:24; Psa 60:10; Isa 42:13; Mic 2:13 Exodus 11:5”

“Moses' address to Pharaoh forms the continuation of his brief answer in Exo 10:29. At midnight Jehovah would go out through the midst of Egypt. This midnight could not be "the one following the day on which Moses was summoned to Pharaoh after the darkness," as Baumgarten supposes; for it was not till after this conversation with the king that Moses received the divine directions as to the Passover, and they must have been communicated to the people at least four days before the feast of the Passover and their departure from Egypt ( Exo 12:3). What midnight is meant, cannot be determined. So much is certain, however, that the last decisive blow did not take place in the night following the…”