when
A prophetic sign also. The nations shall know Jehovah when He restores and blesses Israel in the kingdom. (Isaiah 2:1-3); (Isaiah 11:10-1214); (Isaiah 11:1); (Isaiah 60:4-5); (Ezekiel 37:28).
Related Commentaries of Exodus 7:5
Exodus 7:5
5 And the Egyptians shall know that I am the LORD, when I stretch forth mine hand upon Egypt, and bring out the children of Israel from among them.