Numbers 33:4 in the King James Version
For the Egyptians buried all their firstborn, which the LORD had smitten among them: upon their gods also the LORD executed judgments.
Context
3 They traveled from Rameses in the first month, on the fifteenth day of the first month; on the next day after the Passover, the children of Israel went out with a high hand in the sight of all the Egyptians,
4 while the Egyptians were burying all their firstborn, whom the LORD had struck among them. The LORD also executed judgments on their gods.
5 The children of Israel traveled from Rameses, and encamped in Succoth.