What will be the third plague?

Answer

"And the third angel poured out his vial upon the rivers and fountains of waters; and they became blood."
Verse 4.
NOTE-The second plague affects the sea. The third plague comes closer to the habitations of men,
and affects the land. The water supplies are contaminated.

How was this fulfilled?
What did Adam say as he received his wife from God?
What promise is made to the willing and obedient?
What other sign, or wonder, appeared in heaven?
Is Christ coming again?
In perfecting character, what must come to all?
Whose names are on the twelve gates of the city?

Questions & Answers are from the book Bible Readings for the Home Circle