Exodus 10:6

10:6 They will fill your houses, the houses of your servants, and all the houses of Egypt, such as neither your fathers nor your grandfathers have seen since they have been in the land until this day!’” Then Moses turned and went out from Pharaoh.

Exodus 14:5

14:5 When it was reported to the king of Egypt that the people had fled, the heart of Pharaoh and his servants was turned against the people, and the king and his servants said, “What in the world have we done? For we have released the people of Israel from serving us!”

Exodus 23:16

23:16 “You are also to observe the Feast of Harvest, the firstfruits of your labors that you have sown in the field, and the Feast of Ingathering at the end of the year when you have gathered in your harvest out of the field.