Exodus 11:4-7
And Moses said, Thus said the LORD, About midnight will I go out into the middle of Egypt:
Nave's Topical Index—AKJV

Exodus 12:17,29,30
And you shall observe the feast of unleavened bread; for in this selfsame day have I brought your armies out of the land of Egypt: therefore shall you observe this day in your generations by an ordinance for ever.
Nave's Topical Index—AKJV