Exodus chapters 7-11.
Exodus 11:1 - 10
1 The Lord said to Moses, "Yet one plague more I will bring upon Pharaoh and upon Egypt. Afterward he will let you go from here. When he lets you go, he will drive you away completely. 2 Speak now in the hearing of the people, that they ask, every man of his neighbor and every woman of her neighbor, for silver and gold jewelry.