Exodus 10:2-4

Young's Literal Translation

² and so that thou recountest in the ears of thy son, and of thy son's son, that which I have done in Egypt, and My signs which I have set among them, and ye have known that I [am] Jehovah.'

³ And Moses cometh in -- Aaron also -- unto Pharaoh, and they say unto him, `Thus said Jehovah, God of the Hebrews, Until when hast thou refused to be humbled at My presence? send My people away, and they serve Me,

⁴ for if thou art refusing to send My people away, lo, I am bringing in to-morrow the locust into thy border,