Exodus 8:19-21

Complete Jewish Bible

(vi) ^19 (23) Yes, I will distinguish between my people and your people, and this sign will happen by tomorrow.”’” ^20 (24) Adonai did it: terrible swarms of insects went into Pharaoh’s palace and into all his servants’ houses — the insects ruined the entire land of Egypt.

^21 (25) Pharaoh summoned Moshe and Aharon and said, “Go, and sacrifice to your God here in the land.”